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1.5.1-pre-0d71d8cd8b.log
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Julia Version 1.5.1-pre.28
Commit 0d71d8cd8b (2020-08-14 20:35 UTC)
Platform Info:
OS: Linux (x86_64-linux-gnu)
CPU: Intel(R) Xeon(R) Silver 4114 CPU @ 2.20GHz
WORD_SIZE: 64
LIBM: libopenlibm
LLVM: libLLVM-9.0.1 (ORCJIT, skylake-avx512)
Environment:
JULIA_DEPOT_PATH = ::/usr/local/share/julia
JULIA_NUM_THREADS = 2
Resolving package versions...
Installed OptimKit ─ v0.1.0
Updating `~/.julia/environments/v1.5/Project.toml`
[77e91f04] + OptimKit v0.1.0
Updating `~/.julia/environments/v1.5/Manifest.toml`
[77e91f04] + OptimKit v0.1.0
[8f399da3] + Libdl
[37e2e46d] + LinearAlgebra
[de0858da] + Printf
[4ec0a83e] + Unicode
Testing OptimKit
Status `/tmp/jl_stjofk/Project.toml`
[77e91f04] OptimKit v0.1.0
[37e2e46d] LinearAlgebra
[de0858da] Printf
[9a3f8284] Random
[8dfed614] Test
Status `/tmp/jl_stjofk/Manifest.toml`
[77e91f04] OptimKit v0.1.0
[2a0f44e3] Base64
[8ba89e20] Distributed
[b77e0a4c] InteractiveUtils
[8f399da3] Libdl
[37e2e46d] LinearAlgebra
[56ddb016] Logging
[d6f4376e] Markdown
[de0858da] Printf
[9a3f8284] Random
[9e88b42a] Serialization
[6462fe0b] Sockets
[8dfed614] Test
[4ec0a83e] Unicode
Test Summary: | Pass Total
Linesearch | 1500 1500
Test Summary: | Pass Total
Linesearch | 1500 1500
Test Summary: | Pass Total
Linesearch | 1500 1500
Test Summary: | Pass Total
Linesearch | 1500 1500
Test Summary: | Pass Total
Linesearch | 1500 1500
Test Summary: | Pass Total
Linesearch | 1500 1500
[ Info: GD: initializing with f = 27.318351684266, ‖∇f‖ = 2.0804e+01
[ Info: GD: iter 1: f = 4.144650251049, ‖∇f‖ = 8.4212e+00, step size = 1.07e-01
[ Info: GD: iter 2: f = 1.616042020234, ‖∇f‖ = 3.7622e+00, step size = 7.13e-02
[ Info: GD: iter 3: f = 0.846613228075, ‖∇f‖ = 3.0420e+00, step size = 1.09e-01
[ Info: GD: iter 4: f = 0.506661091702, ‖∇f‖ = 1.8077e+00, step size = 7.35e-02
[ Info: GD: iter 5: f = 0.321909348933, ‖∇f‖ = 1.6891e+00, step size = 1.13e-01
[ Info: GD: iter 6: f = 0.215776403468, ‖∇f‖ = 1.0521e+00, step size = 7.44e-02
[ Info: GD: iter 7: f = 0.152631424723, ‖∇f‖ = 1.0083e+00, step size = 1.14e-01
[ Info: GD: iter 8: f = 0.114652277365, ‖∇f‖ = 6.3563e-01, step size = 7.47e-02
[ Info: GD: iter 9: f = 0.091456303182, ‖∇f‖ = 6.1759e-01, step size = 1.15e-01
[ Info: GD: iter 10: f = 0.077136314529, ‖∇f‖ = 3.9463e-01, step size = 7.51e-02
[ Info: GD: iter 11: f = 0.068107566067, ‖∇f‖ = 3.9112e-01, step size = 1.16e-01
[ Info: GD: iter 12: f = 0.062317112929, ‖∇f‖ = 2.5540e-01, step size = 7.57e-02
[ Info: GD: iter 13: f = 0.058473879049, ‖∇f‖ = 2.6143e-01, step size = 1.18e-01
[ Info: GD: iter 14: f = 0.055852470304, ‖∇f‖ = 1.7662e-01, step size = 7.67e-02
[ Info: GD: iter 15: f = 0.053969015253, ‖∇f‖ = 1.8966e-01, step size = 1.21e-01
[ Info: GD: iter 16: f = 0.052564639812, ‖∇f‖ = 1.3393e-01, step size = 7.81e-02
[ Info: GD: iter 17: f = 0.051450053881, ‖∇f‖ = 1.5200e-01, step size = 1.24e-01
[ Info: GD: iter 18: f = 0.050532102635, ‖∇f‖ = 1.1194e-01, step size = 7.95e-02
[ Info: GD: iter 19: f = 0.049734708809, ‖∇f‖ = 1.3296e-01, step size = 1.27e-01
[ Info: GD: iter 20: f = 0.049023770064, ‖∇f‖ = 1.0074e-01, step size = 8.04e-02
[ Info: GD: iter 21: f = 0.048368634007, ‖∇f‖ = 1.2299e-01, step size = 1.29e-01
[ Info: GD: iter 22: f = 0.047756339574, ‖∇f‖ = 9.4599e-02, step size = 8.10e-02
[ Info: GD: iter 23: f = 0.047174416262, ‖∇f‖ = 1.1711e-01, step size = 1.30e-01
[ Info: GD: iter 24: f = 0.046617586332, ‖∇f‖ = 9.0724e-02, step size = 8.12e-02
[ Info: GD: iter 25: f = 0.046080499187, ‖∇f‖ = 1.1305e-01, step size = 1.31e-01
[ Info: GD: iter 26: f = 0.045560751826, ‖∇f‖ = 8.7892e-02, step size = 8.13e-02
[ Info: GD: iter 27: f = 0.045055782220, ‖∇f‖ = 1.0989e-01, step size = 1.31e-01
[ Info: GD: iter 28: f = 0.044564315834, ‖∇f‖ = 8.5594e-02, step size = 8.14e-02
[ Info: GD: iter 29: f = 0.044084922225, ‖∇f‖ = 1.0722e-01, step size = 1.31e-01
[ Info: GD: iter 30: f = 0.043616805106, ‖∇f‖ = 8.3613e-02, step size = 8.14e-02
[ Info: GD: iter 31: f = 0.043159029688, ‖∇f‖ = 1.0487e-01, step size = 1.31e-01
[ Info: GD: iter 32: f = 0.042711027243, ‖∇f‖ = 8.1851e-02, step size = 8.15e-02
[ Info: GD: iter 33: f = 0.042272108266, ‖∇f‖ = 1.0276e-01, step size = 1.31e-01
[ Info: GD: iter 34: f = 0.041841829792, ‖∇f‖ = 8.0258e-02, step size = 8.15e-02
[ Info: GD: iter 35: f = 0.041419643944, ‖∇f‖ = 1.0084e-01, step size = 1.31e-01
[ Info: GD: iter 36: f = 0.041005188664, ‖∇f‖ = 7.8804e-02, step size = 8.15e-02
[ Info: GD: iter 37: f = 0.040598010939, ‖∇f‖ = 9.9081e-02, step size = 1.31e-01
[ Info: GD: iter 38: f = 0.040197807324, ‖∇f‖ = 7.7468e-02, step size = 8.15e-02
[ Info: GD: iter 39: f = 0.039804195671, ‖∇f‖ = 9.7459e-02, step size = 1.31e-01
[ Info: GD: iter 40: f = 0.039416918285, ‖∇f‖ = 7.6233e-02, step size = 8.15e-02
[ Info: GD: iter 41: f = 0.039035649531, ‖∇f‖ = 9.5955e-02, step size = 1.31e-01
[ Info: GD: iter 42: f = 0.038660168906, ‖∇f‖ = 7.5085e-02, step size = 8.16e-02
[ Info: GD: iter 43: f = 0.038290197396, ‖∇f‖ = 9.4554e-02, step size = 1.31e-01
[ Info: GD: iter 44: f = 0.037925545363, ‖∇f‖ = 7.4014e-02, step size = 8.16e-02
[ Info: GD: iter 45: f = 0.037565972899, ‖∇f‖ = 9.3243e-02, step size = 1.31e-01
[ Info: GD: iter 46: f = 0.037211316242, ‖∇f‖ = 7.3010e-02, step size = 8.16e-02
[ Info: GD: iter 47: f = 0.036861368535, ‖∇f‖ = 9.2011e-02, step size = 1.31e-01
[ Info: GD: iter 48: f = 0.036515987827, ‖∇f‖ = 7.2063e-02, step size = 8.16e-02
[ Info: GD: iter 49: f = 0.036174995290, ‖∇f‖ = 9.0846e-02, step size = 1.31e-01
[ Info: GD: iter 50: f = 0.035838267408, ‖∇f‖ = 7.1168e-02, step size = 8.16e-02
[ Info: GD: iter 51: f = 0.035505649167, ‖∇f‖ = 8.9742e-02, step size = 1.31e-01
[ Info: GD: iter 52: f = 0.035177032658, ‖∇f‖ = 7.0316e-02, step size = 8.16e-02
[ Info: GD: iter 53: f = 0.034852283114, ‖∇f‖ = 8.8689e-02, step size = 1.31e-01
[ Info: GD: iter 54: f = 0.034531305859, ‖∇f‖ = 6.9504e-02, step size = 8.16e-02
[ Info: GD: iter 55: f = 0.034213983347, ‖∇f‖ = 8.7682e-02, step size = 1.31e-01
[ Info: GD: iter 56: f = 0.033900232137, ‖∇f‖ = 6.8725e-02, step size = 8.16e-02
[ Info: GD: iter 57: f = 0.033589949336, ‖∇f‖ = 8.6715e-02, step size = 1.31e-01
[ Info: GD: iter 58: f = 0.033283061050, ‖∇f‖ = 6.7976e-02, step size = 8.16e-02
[ Info: GD: iter 59: f = 0.032979476863, ‖∇f‖ = 8.5784e-02, step size = 1.31e-01
[ Info: GD: iter 60: f = 0.032679131002, ‖∇f‖ = 6.7254e-02, step size = 8.16e-02
[ Info: GD: iter 61: f = 0.032381943679, ‖∇f‖ = 8.4884e-02, step size = 1.31e-01
[ Info: GD: iter 62: f = 0.032087856041, ‖∇f‖ = 6.6555e-02, step size = 8.16e-02
[ Info: GD: iter 63: f = 0.031796797358, ‖∇f‖ = 8.4011e-02, step size = 1.31e-01
[ Info: GD: iter 64: f = 0.031508714681, ‖∇f‖ = 6.5876e-02, step size = 8.16e-02
[ Info: GD: iter 65: f = 0.031223545005, ‖∇f‖ = 8.3163e-02, step size = 1.31e-01
[ Info: GD: iter 66: f = 0.030941240429, ‖∇f‖ = 6.5216e-02, step size = 8.16e-02
[ Info: GD: iter 67: f = 0.030661744545, ‖∇f‖ = 8.2337e-02, step size = 1.31e-01
[ Info: GD: iter 68: f = 0.030385013770, ‖∇f‖ = 6.4572e-02, step size = 8.16e-02
[ Info: GD: iter 69: f = 0.030110997336, ‖∇f‖ = 8.1530e-02, step size = 1.31e-01
[ Info: GD: iter 70: f = 0.029839655365, ‖∇f‖ = 6.3943e-02, step size = 8.16e-02
[ Info: GD: iter 71: f = 0.029570941917, ‖∇f‖ = 8.0741e-02, step size = 1.31e-01
[ Info: GD: iter 72: f = 0.029304820299, ‖∇f‖ = 6.3327e-02, step size = 8.16e-02
[ Info: GD: iter 73: f = 0.029041248708, ‖∇f‖ = 7.9968e-02, step size = 1.31e-01
[ Info: GD: iter 74: f = 0.028780193199, ‖∇f‖ = 6.2724e-02, step size = 8.16e-02
[ Info: GD: iter 75: f = 0.028521615519, ‖∇f‖ = 7.9210e-02, step size = 1.31e-01
[ Info: GD: iter 76: f = 0.028265484098, ‖∇f‖ = 6.2131e-02, step size = 8.16e-02
[ Info: GD: iter 77: f = 0.028011763740, ‖∇f‖ = 7.8465e-02, step size = 1.31e-01
[ Info: GD: iter 78: f = 0.027760424933, ‖∇f‖ = 6.1548e-02, step size = 8.16e-02
[ Info: GD: iter 79: f = 0.027511435119, ‖∇f‖ = 7.7732e-02, step size = 1.31e-01
[ Info: GD: iter 80: f = 0.027264766573, ‖∇f‖ = 6.0975e-02, step size = 8.16e-02
[ Info: GD: iter 81: f = 0.027020389018, ‖∇f‖ = 7.7010e-02, step size = 1.31e-01
[ Info: GD: iter 82: f = 0.026778276292, ‖∇f‖ = 6.0411e-02, step size = 8.16e-02
[ Info: GD: iter 83: f = 0.026538400095, ‖∇f‖ = 7.6299e-02, step size = 1.31e-01
[ Info: GD: iter 84: f = 0.026300735635, ‖∇f‖ = 5.9854e-02, step size = 8.16e-02
[ Info: GD: iter 85: f = 0.026065256332, ‖∇f‖ = 7.5598e-02, step size = 1.31e-01
[ Info: GD: iter 86: f = 0.025831938597, ‖∇f‖ = 5.9305e-02, step size = 8.16e-02
[ Info: GD: iter 87: f = 0.025600757356, ‖∇f‖ = 7.4906e-02, step size = 1.31e-01
[ Info: GD: iter 88: f = 0.025371690085, ‖∇f‖ = 5.8763e-02, step size = 8.17e-02
[ Info: GD: iter 89: f = 0.025144713024, ‖∇f‖ = 7.4223e-02, step size = 1.31e-01
[ Info: GD: iter 90: f = 0.024919804597, ‖∇f‖ = 5.8228e-02, step size = 8.17e-02
[ Info: GD: iter 91: f = 0.024696942205, ‖∇f‖ = 7.3548e-02, step size = 1.31e-01
[ Info: GD: iter 92: f = 0.024476105116, ‖∇f‖ = 5.7699e-02, step size = 8.17e-02
[ Info: GD: iter 93: f = 0.024257271755, ‖∇f‖ = 7.2881e-02, step size = 1.31e-01
[ Info: GD: iter 94: f = 0.024040422150, ‖∇f‖ = 5.7176e-02, step size = 8.17e-02
[ Info: GD: iter 95: f = 0.023825535637, ‖∇f‖ = 7.2221e-02, step size = 1.31e-01
[ Info: GD: iter 96: f = 0.023612592929, ‖∇f‖ = 5.6659e-02, step size = 8.17e-02
[ Info: GD: iter 97: f = 0.023401574174, ‖∇f‖ = 7.1569e-02, step size = 1.31e-01
[ Info: GD: iter 98: f = 0.023192460708, ‖∇f‖ = 5.6147e-02, step size = 8.17e-02
[ Info: GD: iter 99: f = 0.022985233410, ‖∇f‖ = 7.0923e-02, step size = 1.31e-01
[ Info: GD: iter 100: f = 0.022779874181, ‖∇f‖ = 5.5641e-02, step size = 8.17e-02
[ Info: GD: iter 101: f = 0.022576364561, ‖∇f‖ = 7.0284e-02, step size = 1.31e-01
[ Info: GD: iter 102: f = 0.022374686972, ‖∇f‖ = 5.5140e-02, step size = 8.17e-02
[ Info: GD: iter 103: f = 0.022174823550, ‖∇f‖ = 6.9652e-02, step size = 1.31e-01
[ Info: GD: iter 104: f = 0.021976757201, ‖∇f‖ = 5.4645e-02, step size = 8.17e-02
[ Info: GD: iter 105: f = 0.021780470605, ‖∇f‖ = 6.9026e-02, step size = 1.31e-01
[ Info: GD: iter 106: f = 0.021585947113, ‖∇f‖ = 5.4154e-02, step size = 8.17e-02
[ Info: GD: iter 107: f = 0.021393169909, ‖∇f‖ = 6.8407e-02, step size = 1.31e-01
[ Info: GD: iter 108: f = 0.021202122759, ‖∇f‖ = 5.3668e-02, step size = 8.17e-02
[ Info: GD: iter 109: f = 0.021012789307, ‖∇f‖ = 6.7793e-02, step size = 1.31e-01
[ Info: GD: iter 110: f = 0.020825153713, ‖∇f‖ = 5.3187e-02, step size = 8.17e-02
[ Info: GD: iter 111: f = 0.020639200049, ‖∇f‖ = 6.7186e-02, step size = 1.31e-01
[ Info: GD: iter 112: f = 0.020454912840, ‖∇f‖ = 5.2710e-02, step size = 8.17e-02
[ Info: GD: iter 113: f = 0.020272276560, ‖∇f‖ = 6.6584e-02, step size = 1.31e-01
[ Info: GD: iter 114: f = 0.020091276083, ‖∇f‖ = 5.2238e-02, step size = 8.17e-02
[ Info: GD: iter 115: f = 0.019911896255, ‖∇f‖ = 6.5988e-02, step size = 1.31e-01
[ Info: GD: iter 116: f = 0.019734122281, ‖∇f‖ = 5.1771e-02, step size = 8.17e-02
[ Info: GD: iter 117: f = 0.019557939361, ‖∇f‖ = 6.5397e-02, step size = 1.31e-01
[ Info: GD: iter 118: f = 0.019383333015, ‖∇f‖ = 5.1307e-02, step size = 8.17e-02
[ Info: GD: iter 119: f = 0.019210288777, ‖∇f‖ = 6.4812e-02, step size = 1.31e-01
[ Info: GD: iter 120: f = 0.019038792466, ‖∇f‖ = 5.0848e-02, step size = 8.17e-02
[ Info: GD: iter 121: f = 0.018868829934, ‖∇f‖ = 6.4232e-02, step size = 1.31e-01
[ Info: GD: iter 122: f = 0.018700387291, ‖∇f‖ = 5.0394e-02, step size = 8.17e-02
[ Info: GD: iter 123: f = 0.018533450689, ‖∇f‖ = 6.3658e-02, step size = 1.31e-01
[ Info: GD: iter 124: f = 0.018368006517, ‖∇f‖ = 4.9943e-02, step size = 8.17e-02
[ Info: GD: iter 125: f = 0.018204041216, ‖∇f‖ = 6.3089e-02, step size = 1.31e-01
[ Info: GD: iter 126: f = 0.018041541442, ‖∇f‖ = 4.9497e-02, step size = 8.17e-02
[ Info: GD: iter 127: f = 0.017880493915, ‖∇f‖ = 6.2525e-02, step size = 1.31e-01
[ Info: GD: iter 128: f = 0.017720885551, ‖∇f‖ = 4.9054e-02, step size = 8.17e-02
[ Info: GD: iter 129: f = 0.017562703334, ‖∇f‖ = 6.1967e-02, step size = 1.31e-01
[ Info: GD: iter 130: f = 0.017405934433, ‖∇f‖ = 4.8616e-02, step size = 8.17e-02
[ Info: GD: iter 131: f = 0.017250566090, ‖∇f‖ = 6.1413e-02, step size = 1.31e-01
[ Info: GD: iter 132: f = 0.017096585718, ‖∇f‖ = 4.8182e-02, step size = 8.17e-02
[ Info: GD: iter 133: f = 0.016943980806, ‖∇f‖ = 6.0864e-02, step size = 1.31e-01
[ Info: GD: iter 134: f = 0.016792739006, ‖∇f‖ = 4.7752e-02, step size = 8.17e-02
[ Info: GD: iter 135: f = 0.016642848046, ‖∇f‖ = 6.0321e-02, step size = 1.31e-01
[ Info: GD: iter 136: f = 0.016494295810, ‖∇f‖ = 4.7325e-02, step size = 8.17e-02
[ Info: GD: iter 137: f = 0.016347070260, ‖∇f‖ = 5.9782e-02, step size = 1.31e-01
[ Info: GD: iter 138: f = 0.016201159505, ‖∇f‖ = 4.6902e-02, step size = 8.17e-02
[ Info: GD: iter 139: f = 0.016056551734, ‖∇f‖ = 5.9248e-02, step size = 1.31e-01
[ Info: GD: iter 140: f = 0.015913235274, ‖∇f‖ = 4.6484e-02, step size = 8.17e-02
[ Info: GD: iter 141: f = 0.015771198538, ‖∇f‖ = 5.8719e-02, step size = 1.31e-01
[ Info: GD: iter 142: f = 0.015630430066, ‖∇f‖ = 4.6069e-02, step size = 8.17e-02
[ Info: GD: iter 143: f = 0.015490918486, ‖∇f‖ = 5.8195e-02, step size = 1.31e-01
[ Info: GD: iter 144: f = 0.015352652547, ‖∇f‖ = 4.5657e-02, step size = 8.17e-02
[ Info: GD: iter 145: f = 0.015215621088, ‖∇f‖ = 5.7675e-02, step size = 1.31e-01
[ Info: GD: iter 146: f = 0.015079813064, ‖∇f‖ = 4.5250e-02, step size = 8.17e-02
[ Info: GD: iter 147: f = 0.014945217517, ‖∇f‖ = 5.7160e-02, step size = 1.31e-01
[ Info: GD: iter 148: f = 0.014811823604, ‖∇f‖ = 4.4846e-02, step size = 8.17e-02
[ Info: GD: iter 149: f = 0.014679620566, ‖∇f‖ = 5.6650e-02, step size = 1.31e-01
[ Info: GD: iter 150: f = 0.014548597757, ‖∇f‖ = 4.4445e-02, step size = 8.17e-02
[ Info: GD: iter 151: f = 0.014418744615, ‖∇f‖ = 5.6144e-02, step size = 1.31e-01
[ Info: GD: iter 152: f = 0.014290050685, ‖∇f‖ = 4.4048e-02, step size = 8.17e-02
[ Info: GD: iter 153: f = 0.014162505597, ‖∇f‖ = 5.5643e-02, step size = 1.31e-01
[ Info: GD: iter 154: f = 0.014036099084, ‖∇f‖ = 4.3655e-02, step size = 8.17e-02
[ Info: GD: iter 155: f = 0.013910820964, ‖∇f‖ = 5.5146e-02, step size = 1.31e-01
[ Info: GD: iter 156: f = 0.013786661156, ‖∇f‖ = 4.3266e-02, step size = 8.17e-02
[ Info: GD: iter 157: f = 0.013663609660, ‖∇f‖ = 5.4654e-02, step size = 1.31e-01
[ Info: GD: iter 158: f = 0.013541656577, ‖∇f‖ = 4.2879e-02, step size = 8.17e-02
[ Info: GD: iter 159: f = 0.013420792087, ‖∇f‖ = 5.4166e-02, step size = 1.31e-01
[ Info: GD: iter 160: f = 0.013301006467, ‖∇f‖ = 4.2497e-02, step size = 8.17e-02
[ Info: GD: iter 161: f = 0.013182290075, ‖∇f‖ = 5.3683e-02, step size = 1.31e-01
[ Info: GD: iter 162: f = 0.013064633363, ‖∇f‖ = 4.2117e-02, step size = 8.17e-02
[ Info: GD: iter 163: f = 0.012948026861, ‖∇f‖ = 5.3204e-02, step size = 1.31e-01
[ Info: GD: iter 164: f = 0.012832461191, ‖∇f‖ = 4.1741e-02, step size = 8.17e-02
[ Info: GD: iter 165: f = 0.012717927054, ‖∇f‖ = 5.2729e-02, step size = 1.31e-01
[ Info: GD: iter 166: f = 0.012604415239, ‖∇f‖ = 4.1369e-02, step size = 8.17e-02
[ Info: GD: iter 167: f = 0.012491916614, ‖∇f‖ = 5.2258e-02, step size = 1.31e-01
[ Info: GD: iter 168: f = 0.012380422132, ‖∇f‖ = 4.1000e-02, step size = 8.17e-02
[ Info: GD: iter 169: f = 0.012269922825, ‖∇f‖ = 5.1792e-02, step size = 1.31e-01
[ Info: GD: iter 170: f = 0.012160409807, ‖∇f‖ = 4.0634e-02, step size = 8.17e-02
[ Info: GD: iter 171: f = 0.012051874270, ‖∇f‖ = 5.1329e-02, step size = 1.31e-01
[ Info: GD: iter 172: f = 0.011944307486, ‖∇f‖ = 4.0271e-02, step size = 8.17e-02
[ Info: GD: iter 173: f = 0.011837700806, ‖∇f‖ = 5.0871e-02, step size = 1.31e-01
[ Info: GD: iter 174: f = 0.011732045657, ‖∇f‖ = 3.9911e-02, step size = 8.17e-02
[ Info: GD: iter 175: f = 0.011627333542, ‖∇f‖ = 5.0417e-02, step size = 1.31e-01
[ Info: GD: iter 176: f = 0.011523556044, ‖∇f‖ = 3.9555e-02, step size = 8.17e-02
[ Info: GD: iter 177: f = 0.011420704817, ‖∇f‖ = 4.9967e-02, step size = 1.31e-01
[ Info: GD: iter 178: f = 0.011318771592, ‖∇f‖ = 3.9202e-02, step size = 8.17e-02
[ Info: GD: iter 179: f = 0.011217748173, ‖∇f‖ = 4.9521e-02, step size = 1.31e-01
[ Info: GD: iter 180: f = 0.011117626439, ‖∇f‖ = 3.8852e-02, step size = 8.17e-02
[ Info: GD: iter 181: f = 0.011018398339, ‖∇f‖ = 4.9079e-02, step size = 1.31e-01
[ Info: GD: iter 182: f = 0.010920055896, ‖∇f‖ = 3.8505e-02, step size = 8.17e-02
[ Info: GD: iter 183: f = 0.010822591204, ‖∇f‖ = 4.8641e-02, step size = 1.31e-01
[ Info: GD: iter 184: f = 0.010725996427, ‖∇f‖ = 3.8162e-02, step size = 8.17e-02
[ Info: GD: iter 185: f = 0.010630263799, ‖∇f‖ = 4.8207e-02, step size = 1.31e-01
[ Info: GD: iter 186: f = 0.010535385625, ‖∇f‖ = 3.7821e-02, step size = 8.17e-02
[ Info: GD: iter 187: f = 0.010441354277, ‖∇f‖ = 4.7777e-02, step size = 1.31e-01
[ Info: GD: iter 188: f = 0.010348162197, ‖∇f‖ = 3.7484e-02, step size = 8.17e-02
[ Info: GD: iter 189: f = 0.010255801891, ‖∇f‖ = 4.7350e-02, step size = 1.31e-01
[ Info: GD: iter 190: f = 0.010164265937, ‖∇f‖ = 3.7149e-02, step size = 8.17e-02
[ Info: GD: iter 191: f = 0.010073546974, ‖∇f‖ = 4.6928e-02, step size = 1.31e-01
[ Info: GD: iter 192: f = 0.009983637712, ‖∇f‖ = 3.6818e-02, step size = 8.17e-02
[ Info: GD: iter 193: f = 0.009894530922, ‖∇f‖ = 4.6509e-02, step size = 1.31e-01
[ Info: GD: iter 194: f = 0.009806219441, ‖∇f‖ = 3.6489e-02, step size = 8.17e-02
[ Info: GD: iter 195: f = 0.009718696171, ‖∇f‖ = 4.6094e-02, step size = 1.31e-01
[ Info: GD: iter 196: f = 0.009631954076, ‖∇f‖ = 3.6163e-02, step size = 8.17e-02
[ Info: GD: iter 197: f = 0.009545986184, ‖∇f‖ = 4.5682e-02, step size = 1.31e-01
[ Info: GD: iter 198: f = 0.009460785583, ‖∇f‖ = 3.5840e-02, step size = 8.17e-02
[ Info: GD: iter 199: f = 0.009376345426, ‖∇f‖ = 4.5275e-02, step size = 1.31e-01
[ Info: GD: iter 200: f = 0.009292658924, ‖∇f‖ = 3.5521e-02, step size = 8.17e-02
[ Info: GD: iter 201: f = 0.009209719352, ‖∇f‖ = 4.4871e-02, step size = 1.31e-01
[ Info: GD: iter 202: f = 0.009127520041, ‖∇f‖ = 3.5204e-02, step size = 8.17e-02
[ Info: GD: iter 203: f = 0.009046054385, ‖∇f‖ = 4.4470e-02, step size = 1.31e-01
[ Info: GD: iter 204: f = 0.008965315835, ‖∇f‖ = 3.4889e-02, step size = 8.17e-02
[ Info: GD: iter 205: f = 0.008885297901, ‖∇f‖ = 4.4073e-02, step size = 1.31e-01
[ Info: GD: iter 206: f = 0.008805994153, ‖∇f‖ = 3.4578e-02, step size = 8.17e-02
[ Info: GD: iter 207: f = 0.008727398214, ‖∇f‖ = 4.3680e-02, step size = 1.31e-01
[ Info: GD: iter 208: f = 0.008649503767, ‖∇f‖ = 3.4269e-02, step size = 8.17e-02
[ Info: GD: iter 209: f = 0.008572304552, ‖∇f‖ = 4.3290e-02, step size = 1.31e-01
[ Info: GD: iter 210: f = 0.008495794363, ‖∇f‖ = 3.3963e-02, step size = 8.17e-02
[ Info: GD: iter 211: f = 0.008419967050, ‖∇f‖ = 4.2904e-02, step size = 1.31e-01
[ Info: GD: iter 212: f = 0.008344816518, ‖∇f‖ = 3.3660e-02, step size = 8.17e-02
[ Info: GD: iter 213: f = 0.008270336727, ‖∇f‖ = 4.2521e-02, step size = 1.31e-01
[ Info: GD: iter 214: f = 0.008196521689, ‖∇f‖ = 3.3360e-02, step size = 8.17e-02
[ Info: GD: iter 215: f = 0.008123365472, ‖∇f‖ = 4.2141e-02, step size = 1.31e-01
[ Info: GD: iter 216: f = 0.008050862196, ‖∇f‖ = 3.3062e-02, step size = 8.17e-02
[ Info: GD: iter 217: f = 0.007979006032, ‖∇f‖ = 4.1765e-02, step size = 1.31e-01
[ Info: GD: iter 218: f = 0.007907791205, ‖∇f‖ = 3.2767e-02, step size = 8.17e-02
[ Info: GD: iter 219: f = 0.007837211991, ‖∇f‖ = 4.1392e-02, step size = 1.31e-01
[ Info: GD: iter 220: f = 0.007767262716, ‖∇f‖ = 3.2475e-02, step size = 8.17e-02
[ Info: GD: iter 221: f = 0.007697937758, ‖∇f‖ = 4.1023e-02, step size = 1.31e-01
[ Info: GD: iter 222: f = 0.007629231546, ‖∇f‖ = 3.2185e-02, step size = 8.17e-02
[ Info: GD: iter 223: f = 0.007561138556, ‖∇f‖ = 4.0657e-02, step size = 1.31e-01
[ Info: GD: iter 224: f = 0.007493653314, ‖∇f‖ = 3.1898e-02, step size = 8.17e-02
[ Info: GD: iter 225: f = 0.007426770398, ‖∇f‖ = 4.0294e-02, step size = 1.31e-01
[ Info: GD: iter 226: f = 0.007360484431, ‖∇f‖ = 3.1613e-02, step size = 8.17e-02
[ Info: GD: iter 227: f = 0.007294790084, ‖∇f‖ = 3.9934e-02, step size = 1.31e-01
[ Info: GD: iter 228: f = 0.007229682078, ‖∇f‖ = 3.1331e-02, step size = 8.17e-02
[ Info: GD: iter 229: f = 0.007165155179, ‖∇f‖ = 3.9578e-02, step size = 1.31e-01
[ Info: GD: iter 230: f = 0.007101204201, ‖∇f‖ = 3.1051e-02, step size = 8.17e-02
[ Info: GD: iter 231: f = 0.007037824003, ‖∇f‖ = 3.9224e-02, step size = 1.31e-01
[ Info: GD: iter 232: f = 0.006975009491, ‖∇f‖ = 3.0774e-02, step size = 8.17e-02
[ Info: GD: iter 233: f = 0.006912755616, ‖∇f‖ = 3.8874e-02, step size = 1.31e-01
[ Info: GD: iter 234: f = 0.006851057374, ‖∇f‖ = 3.0499e-02, step size = 8.17e-02
[ Info: GD: iter 235: f = 0.006789909806, ‖∇f‖ = 3.8527e-02, step size = 1.31e-01
[ Info: GD: iter 236: f = 0.006729307997, ‖∇f‖ = 3.0227e-02, step size = 8.17e-02
[ Info: GD: iter 237: f = 0.006669247076, ‖∇f‖ = 3.8184e-02, step size = 1.31e-01
[ Info: GD: iter 238: f = 0.006609722215, ‖∇f‖ = 2.9957e-02, step size = 8.17e-02
[ Info: GD: iter 239: f = 0.006550728631, ‖∇f‖ = 3.7843e-02, step size = 1.31e-01
[ Info: GD: iter 240: f = 0.006492261580, ‖∇f‖ = 2.9690e-02, step size = 8.17e-02
[ Info: GD: iter 241: f = 0.006434316364, ‖∇f‖ = 3.7505e-02, step size = 1.31e-01
[ Info: GD: iter 242: f = 0.006376888325, ‖∇f‖ = 2.9425e-02, step size = 8.17e-02
[ Info: GD: iter 243: f = 0.006319972847, ‖∇f‖ = 3.7170e-02, step size = 1.31e-01
[ Info: GD: iter 244: f = 0.006263565355, ‖∇f‖ = 2.9162e-02, step size = 8.17e-02
[ Info: GD: iter 245: f = 0.006207661316, ‖∇f‖ = 3.6838e-02, step size = 1.31e-01
[ Info: GD: iter 246: f = 0.006152256236, ‖∇f‖ = 2.8902e-02, step size = 8.17e-02
[ Info: GD: iter 247: f = 0.006097345661, ‖∇f‖ = 3.6510e-02, step size = 1.31e-01
[ Info: GD: iter 248: f = 0.006042925179, ‖∇f‖ = 2.8644e-02, step size = 8.17e-02
[ Info: GD: iter 249: f = 0.005988990414, ‖∇f‖ = 3.6184e-02, step size = 1.31e-01
[ Info: GD: iter 250: f = 0.005935537032, ‖∇f‖ = 2.8388e-02, step size = 8.17e-02
[ Info: GD: iter 251: f = 0.005882560736, ‖∇f‖ = 3.5861e-02, step size = 1.31e-01
[ Info: GD: iter 252: f = 0.005830057268, ‖∇f‖ = 2.8135e-02, step size = 8.17e-02
[ Info: GD: iter 253: f = 0.005778022408, ‖∇f‖ = 3.5541e-02, step size = 1.31e-01
[ Info: GD: iter 254: f = 0.005726451973, ‖∇f‖ = 2.7884e-02, step size = 8.17e-02
[ Info: GD: iter 255: f = 0.005675341819, ‖∇f‖ = 3.5224e-02, step size = 1.31e-01
[ Info: GD: iter 256: f = 0.005624687837, ‖∇f‖ = 2.7635e-02, step size = 8.17e-02
[ Info: GD: iter 257: f = 0.005574485955, ‖∇f‖ = 3.4909e-02, step size = 1.31e-01
[ Info: GD: iter 258: f = 0.005524732139, ‖∇f‖ = 2.7388e-02, step size = 8.17e-02
[ Info: GD: iter 259: f = 0.005475422390, ‖∇f‖ = 3.4598e-02, step size = 1.31e-01
[ Info: GD: iter 260: f = 0.005426552744, ‖∇f‖ = 2.7144e-02, step size = 8.17e-02
[ Info: GD: iter 261: f = 0.005378119272, ‖∇f‖ = 3.4289e-02, step size = 1.31e-01
[ Info: GD: iter 262: f = 0.005330118083, ‖∇f‖ = 2.6902e-02, step size = 8.17e-02
[ Info: GD: iter 263: f = 0.005282545317, ‖∇f‖ = 3.3983e-02, step size = 1.31e-01
[ Info: GD: iter 264: f = 0.005235397152, ‖∇f‖ = 2.6662e-02, step size = 8.17e-02
[ Info: GD: iter 265: f = 0.005188669797, ‖∇f‖ = 3.3680e-02, step size = 1.31e-01
[ Info: GD: iter 266: f = 0.005142359496, ‖∇f‖ = 2.6424e-02, step size = 8.17e-02
[ Info: GD: iter 267: f = 0.005096462528, ‖∇f‖ = 3.3379e-02, step size = 1.31e-01
[ Info: GD: iter 268: f = 0.005050975202, ‖∇f‖ = 2.6188e-02, step size = 8.17e-02
[ Info: GD: iter 269: f = 0.005005893863, ‖∇f‖ = 3.3081e-02, step size = 1.31e-01
[ Info: GD: iter 270: f = 0.004961214888, ‖∇f‖ = 2.5954e-02, step size = 8.17e-02
[ Info: GD: iter 271: f = 0.004916934685, ‖∇f‖ = 3.2786e-02, step size = 1.31e-01
[ Info: GD: iter 272: f = 0.004873049695, ‖∇f‖ = 2.5722e-02, step size = 8.17e-02
[ Info: GD: iter 273: f = 0.004829556390, ‖∇f‖ = 3.2493e-02, step size = 1.31e-01
[ Info: GD: iter 274: f = 0.004786451275, ‖∇f‖ = 2.5493e-02, step size = 8.17e-02
[ Info: GD: iter 275: f = 0.004743730885, ‖∇f‖ = 3.2203e-02, step size = 1.31e-01
[ Info: GD: iter 276: f = 0.004701391786, ‖∇f‖ = 2.5265e-02, step size = 8.17e-02
[ Info: GD: iter 277: f = 0.004659430575, ‖∇f‖ = 3.1916e-02, step size = 1.31e-01
[ Info: GD: iter 278: f = 0.004617843880, ‖∇f‖ = 2.5040e-02, step size = 8.17e-02
[ Info: GD: iter 279: f = 0.004576628357, ‖∇f‖ = 3.1631e-02, step size = 1.31e-01
[ Info: GD: iter 280: f = 0.004535780694, ‖∇f‖ = 2.4816e-02, step size = 8.17e-02
[ Info: GD: iter 281: f = 0.004495297608, ‖∇f‖ = 3.1349e-02, step size = 1.31e-01
[ Info: GD: iter 282: f = 0.004455175844, ‖∇f‖ = 2.4595e-02, step size = 8.17e-02
[ Info: GD: iter 283: f = 0.004415412178, ‖∇f‖ = 3.1069e-02, step size = 1.31e-01
[ Info: GD: iter 284: f = 0.004376003414, ‖∇f‖ = 2.4375e-02, step size = 8.17e-02
[ Info: GD: iter 285: f = 0.004336946384, ‖∇f‖ = 3.0791e-02, step size = 1.31e-01
[ Info: GD: iter 286: f = 0.004298237948, ‖∇f‖ = 2.4158e-02, step size = 8.17e-02
[ Info: GD: iter 287: f = 0.004259874996, ‖∇f‖ = 3.0517e-02, step size = 1.31e-01
[ Info: GD: iter 288: f = 0.004221854444, ‖∇f‖ = 2.3942e-02, step size = 8.17e-02
[ Info: GD: iter 289: f = 0.004184173235, ‖∇f‖ = 3.0244e-02, step size = 1.31e-01
[ Info: GD: iter 290: f = 0.004146828342, ‖∇f‖ = 2.3728e-02, step size = 8.17e-02
[ Info: GD: iter 291: f = 0.004109816762, ‖∇f‖ = 2.9974e-02, step size = 1.31e-01
[ Info: GD: iter 292: f = 0.004073135521, ‖∇f‖ = 2.3517e-02, step size = 8.17e-02
[ Info: GD: iter 293: f = 0.004036781670, ‖∇f‖ = 2.9707e-02, step size = 1.31e-01
[ Info: GD: iter 294: f = 0.004000752286, ‖∇f‖ = 2.3307e-02, step size = 8.17e-02
[ Info: GD: iter 295: f = 0.003965044475, ‖∇f‖ = 2.9442e-02, step size = 1.31e-01
[ Info: GD: iter 296: f = 0.003929655366, ‖∇f‖ = 2.3099e-02, step size = 8.17e-02
[ Info: GD: iter 297: f = 0.003894582115, ‖∇f‖ = 2.9179e-02, step size = 1.31e-01
[ Info: GD: iter 298: f = 0.003859821902, ‖∇f‖ = 2.2893e-02, step size = 8.17e-02
[ Info: GD: iter 299: f = 0.003825371933, ‖∇f‖ = 2.8918e-02, step size = 1.31e-01
[ Info: GD: iter 300: f = 0.003791229440, ‖∇f‖ = 2.2688e-02, step size = 8.17e-02
[ Info: GD: iter 301: f = 0.003757391677, ‖∇f‖ = 2.8660e-02, step size = 1.31e-01
[ Info: GD: iter 302: f = 0.003723855926, ‖∇f‖ = 2.2486e-02, step size = 8.17e-02
[ Info: GD: iter 303: f = 0.003690619491, ‖∇f‖ = 2.8405e-02, step size = 1.31e-01
[ Info: GD: iter 304: f = 0.003657679701, ‖∇f‖ = 2.2285e-02, step size = 8.17e-02
[ Info: GD: iter 305: f = 0.003625033906, ‖∇f‖ = 2.8151e-02, step size = 1.31e-01
[ Info: GD: iter 306: f = 0.003592679485, ‖∇f‖ = 2.2086e-02, step size = 8.17e-02
[ Info: GD: iter 307: f = 0.003560613836, ‖∇f‖ = 2.7900e-02, step size = 1.31e-01
[ Info: GD: iter 308: f = 0.003528834381, ‖∇f‖ = 2.1889e-02, step size = 8.17e-02
[ Info: GD: iter 309: f = 0.003497338566, ‖∇f‖ = 2.7651e-02, step size = 1.31e-01
[ Info: GD: iter 310: f = 0.003466123861, ‖∇f‖ = 2.1694e-02, step size = 8.17e-02
[ Info: GD: iter 311: f = 0.003435187755, ‖∇f‖ = 2.7404e-02, step size = 1.31e-01
[ Info: GD: iter 312: f = 0.003404527763, ‖∇f‖ = 2.1500e-02, step size = 8.17e-02
[ Info: GD: iter 313: f = 0.003374141419, ‖∇f‖ = 2.7159e-02, step size = 1.31e-01
[ Info: GD: iter 314: f = 0.003344026282, ‖∇f‖ = 2.1308e-02, step size = 8.17e-02
[ Info: GD: iter 315: f = 0.003314179930, ‖∇f‖ = 2.6917e-02, step size = 1.31e-01
[ Info: GD: iter 316: f = 0.003284599966, ‖∇f‖ = 2.1118e-02, step size = 8.17e-02
[ Info: GD: iter 317: f = 0.003255284011, ‖∇f‖ = 2.6677e-02, step size = 1.31e-01
[ Info: GD: iter 318: f = 0.003226229708, ‖∇f‖ = 2.0929e-02, step size = 8.17e-02
[ Info: GD: iter 319: f = 0.003197434724, ‖∇f‖ = 2.6439e-02, step size = 1.31e-01
[ Info: GD: iter 320: f = 0.003168896742, ‖∇f‖ = 2.0743e-02, step size = 8.17e-02
[ Info: GD: iter 321: f = 0.003140613470, ‖∇f‖ = 2.6203e-02, step size = 1.31e-01
[ Info: GD: iter 322: f = 0.003112582633, ‖∇f‖ = 2.0558e-02, step size = 8.17e-02
[ Info: GD: iter 323: f = 0.003084801980, ‖∇f‖ = 2.5969e-02, step size = 1.31e-01
[ Info: GD: iter 324: f = 0.003057269277, ‖∇f‖ = 2.0374e-02, step size = 8.17e-02
[ Info: GD: iter 325: f = 0.003029982310, ‖∇f‖ = 2.5737e-02, step size = 1.31e-01
[ Info: GD: iter 326: f = 0.003002938887, ‖∇f‖ = 2.0192e-02, step size = 8.17e-02
[ Info: GD: iter 327: f = 0.002976136834, ‖∇f‖ = 2.5507e-02, step size = 1.31e-01
[ Info: GD: iter 328: f = 0.002949573997, ‖∇f‖ = 2.0012e-02, step size = 8.17e-02
[ Info: GD: iter 329: f = 0.002923248241, ‖∇f‖ = 2.5280e-02, step size = 1.31e-01
[ Info: GD: iter 330: f = 0.002897157449, ‖∇f‖ = 1.9833e-02, step size = 8.17e-02
[ Info: GD: iter 331: f = 0.002871299524, ‖∇f‖ = 2.5054e-02, step size = 1.31e-01
[ Info: GD: iter 332: f = 0.002845672389, ‖∇f‖ = 1.9656e-02, step size = 8.17e-02
[ Info: GD: iter 333: f = 0.002820273982, ‖∇f‖ = 2.4830e-02, step size = 1.31e-01
[ Info: GD: iter 334: f = 0.002795102264, ‖∇f‖ = 1.9481e-02, step size = 8.17e-02
[ Info: GD: iter 335: f = 0.002770155210, ‖∇f‖ = 2.4609e-02, step size = 1.31e-01
[ Info: GD: iter 336: f = 0.002745430815, ‖∇f‖ = 1.9307e-02, step size = 8.17e-02
[ Info: GD: iter 337: f = 0.002720927092, ‖∇f‖ = 2.4389e-02, step size = 1.31e-01
[ Info: GD: iter 338: f = 0.002696642072, ‖∇f‖ = 1.9135e-02, step size = 8.17e-02
[ Info: GD: iter 339: f = 0.002672573802, ‖∇f‖ = 2.4171e-02, step size = 1.31e-01
[ Info: GD: iter 340: f = 0.002648720348, ‖∇f‖ = 1.8964e-02, step size = 8.17e-02
[ Info: GD: iter 341: f = 0.002625079793, ‖∇f‖ = 2.3956e-02, step size = 1.31e-01
[ Info: GD: iter 342: f = 0.002601650236, ‖∇f‖ = 1.8795e-02, step size = 8.17e-02
[ Info: GD: iter 343: f = 0.002578429795, ‖∇f‖ = 2.3742e-02, step size = 1.31e-01
[ Info: GD: iter 344: f = 0.002555416602, ‖∇f‖ = 1.8627e-02, step size = 8.17e-02
[ Info: GD: iter 345: f = 0.002532608808, ‖∇f‖ = 2.3530e-02, step size = 1.31e-01
[ Info: GD: iter 346: f = 0.002510004580, ‖∇f‖ = 1.8461e-02, step size = 8.17e-02
[ Info: GD: iter 347: f = 0.002487602101, ‖∇f‖ = 2.3320e-02, step size = 1.31e-01
[ Info: GD: iter 348: f = 0.002465399570, ‖∇f‖ = 1.8296e-02, step size = 8.17e-02
[ Info: GD: iter 349: f = 0.002443395203, ‖∇f‖ = 2.3112e-02, step size = 1.31e-01
[ Info: GD: iter 350: f = 0.002421587231, ‖∇f‖ = 1.8133e-02, step size = 8.17e-02
[ Info: GD: iter 351: f = 0.002399973901, ‖∇f‖ = 2.2906e-02, step size = 1.31e-01
[ Info: GD: iter 352: f = 0.002378553476, ‖∇f‖ = 1.7971e-02, step size = 8.17e-02
[ Info: GD: iter 353: f = 0.002357324234, ‖∇f‖ = 2.2701e-02, step size = 1.31e-01
[ Info: GD: iter 354: f = 0.002336284469, ‖∇f‖ = 1.7810e-02, step size = 8.17e-02
[ Info: GD: iter 355: f = 0.002315432489, ‖∇f‖ = 2.2499e-02, step size = 1.31e-01
[ Info: GD: iter 356: f = 0.002294766620, ‖∇f‖ = 1.7651e-02, step size = 8.17e-02
[ Info: GD: iter 357: f = 0.002274285198, ‖∇f‖ = 2.2298e-02, step size = 1.31e-01
[ Info: GD: iter 358: f = 0.002253986580, ‖∇f‖ = 1.7494e-02, step size = 8.17e-02
[ Info: GD: iter 359: f = 0.002233869131, ‖∇f‖ = 2.2099e-02, step size = 1.31e-01
[ Info: GD: iter 360: f = 0.002213931237, ‖∇f‖ = 1.7338e-02, step size = 8.17e-02
[ Info: GD: iter 361: f = 0.002194171294, ‖∇f‖ = 2.1901e-02, step size = 1.31e-01
[ Info: GD: iter 362: f = 0.002174587713, ‖∇f‖ = 1.7183e-02, step size = 8.17e-02
[ Info: GD: iter 363: f = 0.002155178922, ‖∇f‖ = 2.1706e-02, step size = 1.31e-01
[ Info: GD: iter 364: f = 0.002135943359, ‖∇f‖ = 1.7030e-02, step size = 8.17e-02
[ Info: GD: iter 365: f = 0.002116879479, ‖∇f‖ = 2.1512e-02, step size = 1.31e-01
[ Info: GD: iter 366: f = 0.002097985749, ‖∇f‖ = 1.6878e-02, step size = 8.17e-02
[ Info: GD: iter 367: f = 0.002079260651, ‖∇f‖ = 2.1320e-02, step size = 1.31e-01
[ Info: GD: iter 368: f = 0.002060702680, ‖∇f‖ = 1.6727e-02, step size = 8.17e-02
[ Info: GD: iter 369: f = 0.002042310343, ‖∇f‖ = 2.1130e-02, step size = 1.31e-01
[ Info: GD: iter 370: f = 0.002024082164, ‖∇f‖ = 1.6578e-02, step size = 8.17e-02
[ Info: GD: iter 371: f = 0.002006016675, ‖∇f‖ = 2.0941e-02, step size = 1.31e-01
[ Info: GD: iter 372: f = 0.001988112427, ‖∇f‖ = 1.6430e-02, step size = 8.17e-02
[ Info: GD: iter 373: f = 0.001970367978, ‖∇f‖ = 2.0754e-02, step size = 1.31e-01
[ Info: GD: iter 374: f = 0.001952781904, ‖∇f‖ = 1.6283e-02, step size = 8.17e-02
[ Info: GD: iter 375: f = 0.001935352790, ‖∇f‖ = 2.0569e-02, step size = 1.31e-01
[ Info: GD: iter 376: f = 0.001918079236, ‖∇f‖ = 1.6138e-02, step size = 8.17e-02
[ Info: GD: iter 377: f = 0.001900959852, ‖∇f‖ = 2.0386e-02, step size = 1.31e-01
[ Info: GD: iter 378: f = 0.001883993265, ‖∇f‖ = 1.5994e-02, step size = 8.17e-02
[ Info: GD: iter 379: f = 0.001867178108, ‖∇f‖ = 2.0204e-02, step size = 1.31e-01
[ Info: GD: iter 380: f = 0.001850513032, ‖∇f‖ = 1.5851e-02, step size = 8.17e-02
[ Info: GD: iter 381: f = 0.001833996695, ‖∇f‖ = 2.0023e-02, step size = 1.31e-01
[ Info: GD: iter 382: f = 0.001817627772, ‖∇f‖ = 1.5709e-02, step size = 8.17e-02
[ Info: GD: iter 383: f = 0.001801404946, ‖∇f‖ = 1.9845e-02, step size = 1.31e-01
[ Info: GD: iter 384: f = 0.001785326913, ‖∇f‖ = 1.5569e-02, step size = 8.17e-02
[ Info: GD: iter 385: f = 0.001769392381, ‖∇f‖ = 1.9668e-02, step size = 1.31e-01
[ Info: GD: iter 386: f = 0.001753600069, ‖∇f‖ = 1.5430e-02, step size = 8.17e-02
[ Info: GD: iter 387: f = 0.001737948707, ‖∇f‖ = 1.9492e-02, step size = 1.31e-01
[ Info: GD: iter 388: f = 0.001722437039, ‖∇f‖ = 1.5293e-02, step size = 8.17e-02
[ Info: GD: iter 389: f = 0.001707063816, ‖∇f‖ = 1.9318e-02, step size = 1.31e-01
[ Info: GD: iter 390: f = 0.001691827803, ‖∇f‖ = 1.5156e-02, step size = 8.17e-02
[ Info: GD: iter 391: f = 0.001676727776, ‖∇f‖ = 1.9146e-02, step size = 1.31e-01
[ Info: GD: iter 392: f = 0.001661762521, ‖∇f‖ = 1.5021e-02, step size = 8.17e-02
[ Info: GD: iter 393: f = 0.001646930835, ‖∇f‖ = 1.8975e-02, step size = 1.31e-01
[ Info: GD: iter 394: f = 0.001632231526, ‖∇f‖ = 1.4887e-02, step size = 8.17e-02
[ Info: GD: iter 395: f = 0.001617663412, ‖∇f‖ = 1.8805e-02, step size = 1.31e-01
[ Info: GD: iter 396: f = 0.001603225322, ‖∇f‖ = 1.4754e-02, step size = 8.17e-02
[ Info: GD: iter 397: f = 0.001588916097, ‖∇f‖ = 1.8638e-02, step size = 1.31e-01
[ Info: GD: iter 398: f = 0.001574734585, ‖∇f‖ = 1.4622e-02, step size = 8.17e-02
[ Info: GD: iter 399: f = 0.001560679647, ‖∇f‖ = 1.8471e-02, step size = 1.31e-01
[ Info: GD: iter 400: f = 0.001546750153, ‖∇f‖ = 1.4492e-02, step size = 8.17e-02
[ Info: GD: iter 401: f = 0.001532944984, ‖∇f‖ = 1.8306e-02, step size = 1.31e-01
[ Info: GD: iter 402: f = 0.001519263030, ‖∇f‖ = 1.4362e-02, step size = 8.17e-02
[ Info: GD: iter 403: f = 0.001505703191, ‖∇f‖ = 1.8143e-02, step size = 1.31e-01
[ Info: GD: iter 404: f = 0.001492264377, ‖∇f‖ = 1.4234e-02, step size = 8.17e-02
[ Info: GD: iter 405: f = 0.001478945508, ‖∇f‖ = 1.7981e-02, step size = 1.31e-01
[ Info: GD: iter 406: f = 0.001465745514, ‖∇f‖ = 1.4107e-02, step size = 8.17e-02
[ Info: GD: iter 407: f = 0.001452663334, ‖∇f‖ = 1.7821e-02, step size = 1.31e-01
[ Info: GD: iter 408: f = 0.001439697915, ‖∇f‖ = 1.3981e-02, step size = 8.17e-02
[ Info: GD: iter 409: f = 0.001426848217, ‖∇f‖ = 1.7661e-02, step size = 1.31e-01
[ Info: GD: iter 410: f = 0.001414113205, ‖∇f‖ = 1.3856e-02, step size = 8.17e-02
[ Info: GD: iter 411: f = 0.001401491857, ‖∇f‖ = 1.7504e-02, step size = 1.31e-01
[ Info: GD: iter 412: f = 0.001388983158, ‖∇f‖ = 1.3733e-02, step size = 8.17e-02
[ Info: GD: iter 413: f = 0.001376586102, ‖∇f‖ = 1.7348e-02, step size = 1.31e-01
[ Info: GD: iter 414: f = 0.001364299694, ‖∇f‖ = 1.3610e-02, step size = 8.17e-02
[ Info: GD: iter 415: f = 0.001352122945, ‖∇f‖ = 1.7193e-02, step size = 1.31e-01
[ Info: GD: iter 416: f = 0.001340054877, ‖∇f‖ = 1.3489e-02, step size = 8.17e-02
[ Info: GD: iter 417: f = 0.001328094520, ‖∇f‖ = 1.7039e-02, step size = 1.31e-01
[ Info: GD: iter 418: f = 0.001316240912, ‖∇f‖ = 1.3368e-02, step size = 8.17e-02
[ Info: GD: iter 419: f = 0.001304493101, ‖∇f‖ = 1.6887e-02, step size = 1.31e-01
[ Info: GD: iter 420: f = 0.001292850143, ‖∇f‖ = 1.3249e-02, step size = 8.17e-02
[ Info: GD: iter 421: f = 0.001281311101, ‖∇f‖ = 1.6737e-02, step size = 1.31e-01
[ Info: GD: iter 422: f = 0.001269875048, ‖∇f‖ = 1.3131e-02, step size = 8.17e-02
[ Info: GD: iter 423: f = 0.001258541065, ‖∇f‖ = 1.6587e-02, step size = 1.31e-01
[ Info: GD: iter 424: f = 0.001247308241, ‖∇f‖ = 1.3014e-02, step size = 8.17e-02
[ Info: GD: iter 425: f = 0.001236175673, ‖∇f‖ = 1.6439e-02, step size = 1.31e-01
[ Info: GD: iter 426: f = 0.001225142466, ‖∇f‖ = 1.2897e-02, step size = 8.17e-02
[ Info: GD: iter 427: f = 0.001214207734, ‖∇f‖ = 1.6292e-02, step size = 1.31e-01
[ Info: GD: iter 428: f = 0.001203370597, ‖∇f‖ = 1.2782e-02, step size = 8.17e-02
[ Info: GD: iter 429: f = 0.001192630184, ‖∇f‖ = 1.6147e-02, step size = 1.31e-01
[ Info: GD: iter 430: f = 0.001181985633, ‖∇f‖ = 1.2668e-02, step size = 8.17e-02
[ Info: GD: iter 431: f = 0.001171436087, ‖∇f‖ = 1.6003e-02, step size = 1.31e-01
[ Info: GD: iter 432: f = 0.001160980699, ‖∇f‖ = 1.2555e-02, step size = 8.17e-02
[ Info: GD: iter 433: f = 0.001150618628, ‖∇f‖ = 1.5860e-02, step size = 1.31e-01
[ Info: GD: iter 434: f = 0.001140349041, ‖∇f‖ = 1.2443e-02, step size = 8.17e-02
[ Info: GD: iter 435: f = 0.001130171113, ‖∇f‖ = 1.5718e-02, step size = 1.31e-01
[ Info: GD: iter 436: f = 0.001120084026, ‖∇f‖ = 1.2332e-02, step size = 8.17e-02
[ Info: GD: iter 437: f = 0.001110086969, ‖∇f‖ = 1.5578e-02, step size = 1.31e-01
[ Info: GD: iter 438: f = 0.001100179139, ‖∇f‖ = 1.2222e-02, step size = 8.17e-02
[ Info: GD: iter 439: f = 0.001090359738, ‖∇f‖ = 1.5439e-02, step size = 1.31e-01
[ Info: GD: iter 440: f = 0.001080627978, ‖∇f‖ = 1.2113e-02, step size = 8.17e-02
[ Info: GD: iter 441: f = 0.001070983077, ‖∇f‖ = 1.5301e-02, step size = 1.31e-01
[ Info: GD: iter 442: f = 0.001061424260, ‖∇f‖ = 1.2005e-02, step size = 8.17e-02
[ Info: GD: iter 443: f = 0.001051950757, ‖∇f‖ = 1.5165e-02, step size = 1.31e-01
[ Info: GD: iter 444: f = 0.001042561808, ‖∇f‖ = 1.1898e-02, step size = 8.17e-02
[ Info: GD: iter 445: f = 0.001033256658, ‖∇f‖ = 1.5029e-02, step size = 1.31e-01
[ Info: GD: iter 446: f = 0.001024034560, ‖∇f‖ = 1.1791e-02, step size = 8.17e-02
[ Info: GD: iter 447: f = 0.001014894770, ‖∇f‖ = 1.4895e-02, step size = 1.31e-01
[ Info: GD: iter 448: f = 0.001005836556, ‖∇f‖ = 1.1686e-02, step size = 8.17e-02
[ Info: GD: iter 449: f = 0.000996859189, ‖∇f‖ = 1.4762e-02, step size = 1.31e-01
[ Info: GD: iter 450: f = 0.000987961948, ‖∇f‖ = 1.1582e-02, step size = 8.17e-02
[ Info: GD: iter 451: f = 0.000979144116, ‖∇f‖ = 1.4631e-02, step size = 1.31e-01
[ Info: GD: iter 452: f = 0.000970404987, ‖∇f‖ = 1.1479e-02, step size = 8.17e-02
[ Info: GD: iter 453: f = 0.000961743856, ‖∇f‖ = 1.4500e-02, step size = 1.31e-01
[ Info: GD: iter 454: f = 0.000953160029, ‖∇f‖ = 1.1376e-02, step size = 8.17e-02
[ Info: GD: iter 455: f = 0.000944652814, ‖∇f‖ = 1.4371e-02, step size = 1.31e-01
[ Info: GD: iter 456: f = 0.000936221529, ‖∇f‖ = 1.1275e-02, step size = 8.17e-02
[ Info: GD: iter 457: f = 0.000927865495, ‖∇f‖ = 1.4242e-02, step size = 1.31e-01
[ Info: GD: iter 458: f = 0.000919584041, ‖∇f‖ = 1.1174e-02, step size = 8.17e-02
[ Info: GD: iter 459: f = 0.000911376501, ‖∇f‖ = 1.4115e-02, step size = 1.31e-01
[ Info: GD: iter 460: f = 0.000903242216, ‖∇f‖ = 1.1074e-02, step size = 8.17e-02
[ Info: GD: iter 461: f = 0.000895180532, ‖∇f‖ = 1.3989e-02, step size = 1.31e-01
[ Info: GD: iter 462: f = 0.000887190800, ‖∇f‖ = 1.0975e-02, step size = 8.17e-02
[ Info: GD: iter 463: f = 0.000879272379, ‖∇f‖ = 1.3864e-02, step size = 1.31e-01
[ Info: GD: iter 464: f = 0.000871424632, ‖∇f‖ = 1.0877e-02, step size = 8.17e-02
[ Info: GD: iter 465: f = 0.000863646928, ‖∇f‖ = 1.3741e-02, step size = 1.31e-01
[ Info: GD: iter 466: f = 0.000855938642, ‖∇f‖ = 1.0780e-02, step size = 8.17e-02
[ Info: GD: iter 467: f = 0.000848299155, ‖∇f‖ = 1.3618e-02, step size = 1.31e-01
[ Info: GD: iter 468: f = 0.000840727853, ‖∇f‖ = 1.0684e-02, step size = 8.17e-02
[ Info: GD: iter 469: f = 0.000833224126, ‖∇f‖ = 1.3496e-02, step size = 1.31e-01
[ Info: GD: iter 470: f = 0.000825787372, ‖∇f‖ = 1.0589e-02, step size = 8.17e-02
[ Info: GD: iter 471: f = 0.000818416994, ‖∇f‖ = 1.3376e-02, step size = 1.31e-01
[ Info: GD: iter 472: f = 0.000811112398, ‖∇f‖ = 1.0494e-02, step size = 8.17e-02
[ Info: GD: iter 473: f = 0.000803872997, ‖∇f‖ = 1.3257e-02, step size = 1.31e-01
[ Info: GD: iter 474: f = 0.000796698210, ‖∇f‖ = 1.0401e-02, step size = 8.17e-02
[ Info: GD: iter 475: f = 0.000789587460, ‖∇f‖ = 1.3138e-02, step size = 1.31e-01
[ Info: GD: iter 476: f = 0.000782540176, ‖∇f‖ = 1.0308e-02, step size = 8.17e-02
[ Info: GD: iter 477: f = 0.000775555790, ‖∇f‖ = 1.3021e-02, step size = 1.31e-01
[ Info: GD: iter 478: f = 0.000768633742, ‖∇f‖ = 1.0216e-02, step size = 8.17e-02
[ Info: GD: iter 479: f = 0.000761773475, ‖∇f‖ = 1.2905e-02, step size = 1.31e-01
[ Info: GD: iter 480: f = 0.000754974438, ‖∇f‖ = 1.0125e-02, step size = 8.17e-02
[ Info: GD: iter 481: f = 0.000748236084, ‖∇f‖ = 1.2790e-02, step size = 1.31e-01
[ Info: GD: iter 482: f = 0.000741557872, ‖∇f‖ = 1.0034e-02, step size = 8.17e-02
[ Info: GD: iter 483: f = 0.000734939265, ‖∇f‖ = 1.2675e-02, step size = 1.31e-01
[ Info: GD: iter 484: f = 0.000728379730, ‖∇f‖ = 9.9446e-03, step size = 8.17e-02
[ Info: GD: iter 485: f = 0.000721878741, ‖∇f‖ = 1.2562e-02, step size = 1.31e-01
[ Info: GD: iter 486: f = 0.000715435776, ‖∇f‖ = 9.8559e-03, step size = 8.17e-02
[ Info: GD: iter 487: f = 0.000709050315, ‖∇f‖ = 1.2450e-02, step size = 1.31e-01
[ Info: GD: iter 488: f = 0.000702721847, ‖∇f‖ = 9.7679e-03, step size = 8.17e-02
[ Info: GD: iter 489: f = 0.000696449862, ‖∇f‖ = 1.2339e-02, step size = 1.31e-01
[ Info: GD: iter 490: f = 0.000690233856, ‖∇f‖ = 9.6807e-03, step size = 8.17e-02
[ Info: GD: iter 491: f = 0.000684073329, ‖∇f‖ = 1.2229e-02, step size = 1.31e-01
[ Info: GD: iter 492: f = 0.000677967787, ‖∇f‖ = 9.5943e-03, step size = 8.17e-02
[ Info: GD: iter 493: f = 0.000671916739, ‖∇f‖ = 1.2120e-02, step size = 1.31e-01
[ Info: GD: iter 494: f = 0.000665919698, ‖∇f‖ = 9.5087e-03, step size = 8.17e-02
[ Info: GD: iter 495: f = 0.000659976182, ‖∇f‖ = 1.2012e-02, step size = 1.31e-01
[ Info: GD: iter 496: f = 0.000654085714, ‖∇f‖ = 9.4238e-03, step size = 8.17e-02
[ Info: GD: iter 497: f = 0.000648247819, ‖∇f‖ = 1.1904e-02, step size = 1.31e-01
[ Info: GD: iter 498: f = 0.000642462030, ‖∇f‖ = 9.3397e-03, step size = 8.17e-02
[ Info: GD: iter 499: f = 0.000636727880, ‖∇f‖ = 1.1798e-02, step size = 1.31e-01
[ Info: GD: iter 500: f = 0.000631044909, ‖∇f‖ = 9.2564e-03, step size = 8.17e-02
[ Info: GD: iter 501: f = 0.000625412660, ‖∇f‖ = 1.1693e-02, step size = 1.31e-01
[ Info: GD: iter 502: f = 0.000619830681, ‖∇f‖ = 9.1737e-03, step size = 8.17e-02
[ Info: GD: iter 503: f = 0.000614298522, ‖∇f‖ = 1.1589e-02, step size = 1.31e-01
[ Info: GD: iter 504: f = 0.000608815739, ‖∇f‖ = 9.0919e-03, step size = 8.17e-02
[ Info: GD: iter 505: f = 0.000603381892, ‖∇f‖ = 1.1485e-02, step size = 1.31e-01
[ Info: GD: iter 506: f = 0.000597996543, ‖∇f‖ = 9.0107e-03, step size = 8.17e-02
[ Info: GD: iter 507: f = 0.000592659260, ‖∇f‖ = 1.1383e-02, step size = 1.31e-01
[ Info: GD: iter 508: f = 0.000587369614, ‖∇f‖ = 8.9303e-03, step size = 8.17e-02
[ Info: GD: iter 509: f = 0.000582127179, ‖∇f‖ = 1.1281e-02, step size = 1.31e-01
[ Info: GD: iter 510: f = 0.000576931534, ‖∇f‖ = 8.8506e-03, step size = 8.17e-02
[ Info: GD: iter 511: f = 0.000571782262, ‖∇f‖ = 1.1180e-02, step size = 1.31e-01
[ Info: GD: iter 512: f = 0.000566678949, ‖∇f‖ = 8.7716e-03, step size = 8.17e-02
[ Info: GD: iter 513: f = 0.000561621184, ‖∇f‖ = 1.1081e-02, step size = 1.31e-01
[ Info: GD: iter 514: f = 0.000556608561, ‖∇f‖ = 8.6933e-03, step size = 8.17e-02
[ Info: GD: iter 515: f = 0.000551640677, ‖∇f‖ = 1.0982e-02, step size = 1.31e-01
[ Info: GD: iter 516: f = 0.000546717132, ‖∇f‖ = 8.6157e-03, step size = 8.17e-02
[ Info: GD: iter 517: f = 0.000541837532, ‖∇f‖ = 1.0884e-02, step size = 1.31e-01
[ Info: GD: iter 518: f = 0.000537001483, ‖∇f‖ = 8.5388e-03, step size = 8.17e-02
[ Info: GD: iter 519: f = 0.000532208598, ‖∇f‖ = 1.0786e-02, step size = 1.31e-01
[ Info: GD: iter 520: f = 0.000527458490, ‖∇f‖ = 8.4626e-03, step size = 8.17e-02
[ Info: GD: iter 521: f = 0.000522750779, ‖∇f‖ = 1.0690e-02, step size = 1.31e-01
[ Info: GD: iter 522: f = 0.000518085085, ‖∇f‖ = 8.3871e-03, step size = 8.17e-02
[ Info: GD: iter 523: f = 0.000513461033, ‖∇f‖ = 1.0595e-02, step size = 1.31e-01
[ Info: GD: iter 524: f = 0.000508878253, ‖∇f‖ = 8.3122e-03, step size = 8.17e-02
[ Info: GD: iter 525: f = 0.000504336375, ‖∇f‖ = 1.0500e-02, step size = 1.31e-01
[ Info: GD: iter 526: f = 0.000499835034, ‖∇f‖ = 8.2380e-03, step size = 8.17e-02
[ Info: GD: iter 527: f = 0.000495373870, ‖∇f‖ = 1.0406e-02, step size = 1.31e-01
[ Info: GD: iter 528: f = 0.000490952522, ‖∇f‖ = 8.1645e-03, step size = 8.17e-02
[ Info: GD: iter 529: f = 0.000486570636, ‖∇f‖ = 1.0314e-02, step size = 1.31e-01
[ Info: GD: iter 530: f = 0.000482227860, ‖∇f‖ = 8.0916e-03, step size = 8.17e-02
[ Info: GD: iter 531: f = 0.000477923844, ‖∇f‖ = 1.0222e-02, step size = 1.31e-01
[ Info: GD: iter 532: f = 0.000473658243, ‖∇f‖ = 8.0194e-03, step size = 8.17e-02
[ Info: GD: iter 533: f = 0.000469430713, ‖∇f‖ = 1.0130e-02, step size = 1.31e-01
[ Info: GD: iter 534: f = 0.000465240915, ‖∇f‖ = 7.9478e-03, step size = 8.17e-02
[ Info: GD: iter 535: f = 0.000461088512, ‖∇f‖ = 1.0040e-02, step size = 1.31e-01
[ Info: GD: iter 536: f = 0.000456973171, ‖∇f‖ = 7.8769e-03, step size = 8.17e-02
[ Info: GD: iter 537: f = 0.000452894560, ‖∇f‖ = 9.9503e-03, step size = 1.31e-01
[ Info: GD: iter 538: f = 0.000448852352, ‖∇f‖ = 7.8066e-03, step size = 8.17e-02
[ Info: GD: iter 539: f = 0.000444846222, ‖∇f‖ = 9.8615e-03, step size = 1.31e-01
[ Info: GD: iter 540: f = 0.000440875847, ‖∇f‖ = 7.7369e-03, step size = 8.17e-02
[ Info: GD: iter 541: f = 0.000436940909, ‖∇f‖ = 9.7735e-03, step size = 1.31e-01
[ Info: GD: iter 542: f = 0.000433041092, ‖∇f‖ = 7.6679e-03, step size = 8.17e-02
[ Info: GD: iter 543: f = 0.000429176082, ‖∇f‖ = 9.6862e-03, step size = 1.31e-01
[ Info: GD: iter 544: f = 0.000425345567, ‖∇f‖ = 7.5994e-03, step size = 8.17e-02
[ Info: GD: iter 545: f = 0.000421549242, ‖∇f‖ = 9.5998e-03, step size = 1.31e-01
[ Info: GD: iter 546: f = 0.000417786799, ‖∇f‖ = 7.5316e-03, step size = 8.17e-02
[ Info: GD: iter 547: f = 0.000414057937, ‖∇f‖ = 9.5141e-03, step size = 1.31e-01
[ Info: GD: iter 548: f = 0.000410362357, ‖∇f‖ = 7.4644e-03, step size = 8.17e-02
[ Info: GD: iter 549: f = 0.000406699760, ‖∇f‖ = 9.4292e-03, step size = 1.31e-01
[ Info: GD: iter 550: f = 0.000403069853, ‖∇f‖ = 7.3978e-03, step size = 8.17e-02
[ Info: GD: iter 551: f = 0.000399472344, ‖∇f‖ = 9.3450e-03, step size = 1.31e-01
[ Info: GD: iter 552: f = 0.000395906944, ‖∇f‖ = 7.3317e-03, step size = 8.17e-02
[ Info: GD: iter 553: f = 0.000392373366, ‖∇f‖ = 9.2616e-03, step size = 1.31e-01
[ Info: GD: iter 554: f = 0.000388871326, ‖∇f‖ = 7.2663e-03, step size = 8.17e-02
[ Info: GD: iter 555: f = 0.000385400543, ‖∇f‖ = 9.1790e-03, step size = 1.31e-01
[ Info: GD: iter 556: f = 0.000381960738, ‖∇f‖ = 7.2014e-03, step size = 8.17e-02
[ Info: GD: iter 557: f = 0.000378551633, ‖∇f‖ = 9.0970e-03, step size = 1.31e-01
[ Info: GD: iter 558: f = 0.000375172956, ‖∇f‖ = 7.1372e-03, step size = 8.17e-02
[ Info: GD: iter 559: f = 0.000371824435, ‖∇f‖ = 9.0159e-03, step size = 1.31e-01
[ Info: GD: iter 560: f = 0.000368505800, ‖∇f‖ = 7.0735e-03, step size = 8.17e-02
[ Info: GD: iter 561: f = 0.000365216784, ‖∇f‖ = 8.9354e-03, step size = 1.31e-01
[ Info: GD: iter 562: f = 0.000361957124, ‖∇f‖ = 7.0103e-03, step size = 8.17e-02
[ Info: GD: iter 563: f = 0.000358726558, ‖∇f‖ = 8.8556e-03, step size = 1.31e-01
[ Info: GD: iter 564: f = 0.000355524825, ‖∇f‖ = 6.9478e-03, step size = 8.17e-02
[ Info: GD: iter 565: f = 0.000352351668, ‖∇f‖ = 8.7766e-03, step size = 1.31e-01
[ Info: GD: iter 566: f = 0.000349206833, ‖∇f‖ = 6.8857e-03, step size = 8.17e-02
[ Info: GD: iter 567: f = 0.000346090066, ‖∇f‖ = 8.6983e-03, step size = 1.31e-01
[ Info: GD: iter 568: f = 0.000343001118, ‖∇f‖ = 6.8243e-03, step size = 8.17e-02
[ Info: GD: iter 569: f = 0.000339939739, ‖∇f‖ = 8.6206e-03, step size = 1.31e-01
[ Info: GD: iter 570: f = 0.000336905683, ‖∇f‖ = 6.7634e-03, step size = 8.17e-02
[ Info: GD: iter 571: f = 0.000333898708, ‖∇f‖ = 8.5437e-03, step size = 1.31e-01
[ Info: GD: iter 572: f = 0.000330918570, ‖∇f‖ = 6.7030e-03, step size = 8.17e-02
[ Info: GD: iter 573: f = 0.000327965031, ‖∇f‖ = 8.4674e-03, step size = 1.31e-01
[ Info: GD: iter 574: f = 0.000325037853, ‖∇f‖ = 6.6432e-03, step size = 8.17e-02
[ Info: GD: iter 575: f = 0.000322136801, ‖∇f‖ = 8.3919e-03, step size = 1.31e-01
[ Info: GD: iter 576: f = 0.000319261642, ‖∇f‖ = 6.5839e-03, step size = 8.17e-02
[ Info: GD: iter 577: f = 0.000316412145, ‖∇f‖ = 8.3170e-03, step size = 1.31e-01
[ Info: GD: iter 578: f = 0.000313588079, ‖∇f‖ = 6.5251e-03, step size = 8.17e-02
[ Info: GD: iter 579: f = 0.000310789220, ‖∇f‖ = 8.2427e-03, step size = 1.31e-01
[ Info: GD: iter 580: f = 0.000308015341, ‖∇f‖ = 6.4669e-03, step size = 8.17e-02
[ Info: GD: iter 581: f = 0.000305266219, ‖∇f‖ = 8.1692e-03, step size = 1.31e-01
[ Info: GD: iter 582: f = 0.000302541635, ‖∇f‖ = 6.4092e-03, step size = 8.17e-02
[ Info: GD: iter 583: f = 0.000299841368, ‖∇f‖ = 8.0962e-03, step size = 1.31e-01
[ Info: GD: iter 584: f = 0.000297165201, ‖∇f‖ = 6.3520e-03, step size = 8.17e-02
[ Info: GD: iter 585: f = 0.000294512920, ‖∇f‖ = 8.0240e-03, step size = 1.31e-01
[ Info: GD: iter 586: f = 0.000291884312, ‖∇f‖ = 6.2953e-03, step size = 8.17e-02
[ Info: GD: iter 587: f = 0.000289279164, ‖∇f‖ = 7.9524e-03, step size = 1.31e-01
[ Info: GD: iter 588: f = 0.000286697268, ‖∇f‖ = 6.2391e-03, step size = 8.17e-02
[ Info: GD: iter 589: f = 0.000284138417, ‖∇f‖ = 7.8814e-03, step size = 1.31e-01
[ Info: GD: iter 590: f = 0.000281602403, ‖∇f‖ = 6.1834e-03, step size = 8.17e-02
[ Info: GD: iter 591: f = 0.000279089025, ‖∇f‖ = 7.8110e-03, step size = 1.31e-01
[ Info: GD: iter 592: f = 0.000276598079, ‖∇f‖ = 6.1282e-03, step size = 8.17e-02
[ Info: GD: iter 593: f = 0.000274129365, ‖∇f‖ = 7.7413e-03, step size = 1.31e-01
[ Info: GD: iter 594: f = 0.000271682685, ‖∇f‖ = 6.0735e-03, step size = 8.17e-02
[ Info: GD: iter 595: f = 0.000269257843, ‖∇f‖ = 7.6722e-03, step size = 1.31e-01
[ Info: GD: iter 596: f = 0.000266854643, ‖∇f‖ = 6.0193e-03, step size = 8.17e-02
[ Info: GD: iter 597: f = 0.000264472892, ‖∇f‖ = 7.6038e-03, step size = 1.31e-01
[ Info: GD: iter 598: f = 0.000262112399, ‖∇f‖ = 5.9656e-03, step size = 8.17e-02
[ Info: GD: iter 599: f = 0.000259772974, ‖∇f‖ = 7.5359e-03, step size = 1.31e-01
[ Info: GD: iter 600: f = 0.000257454429, ‖∇f‖ = 5.9123e-03, step size = 8.17e-02
[ Info: GD: iter 601: f = 0.000255156577, ‖∇f‖ = 7.4686e-03, step size = 1.31e-01
[ Info: GD: iter 602: f = 0.000252879235, ‖∇f‖ = 5.8596e-03, step size = 8.17e-02
[ Info: GD: iter 603: f = 0.000250622219, ‖∇f‖ = 7.4020e-03, step size = 1.31e-01
[ Info: GD: iter 604: f = 0.000248385347, ‖∇f‖ = 5.8073e-03, step size = 8.17e-02
[ Info: GD: iter 605: f = 0.000246168439, ‖∇f‖ = 7.3359e-03, step size = 1.31e-01
[ Info: GD: iter 606: f = 0.000243971318, ‖∇f‖ = 5.7554e-03, step size = 8.17e-02
[ Info: GD: iter 607: f = 0.000241793808, ‖∇f‖ = 7.2704e-03, step size = 1.31e-01
[ Info: GD: iter 608: f = 0.000239635731, ‖∇f‖ = 5.7041e-03, step size = 8.17e-02
[ Info: GD: iter 609: f = 0.000237496917, ‖∇f‖ = 7.2055e-03, step size = 1.31e-01
[ Info: GD: iter 610: f = 0.000235377192, ‖∇f‖ = 5.6532e-03, step size = 8.17e-02
[ Info: GD: iter 611: f = 0.000233276386, ‖∇f‖ = 7.1412e-03, step size = 1.31e-01
[ Info: GD: iter 612: f = 0.000231194330, ‖∇f‖ = 5.6027e-03, step size = 8.17e-02
[ Info: GD: iter 613: f = 0.000229130857, ‖∇f‖ = 7.0775e-03, step size = 1.31e-01
[ Info: GD: iter 614: f = 0.000227085802, ‖∇f‖ = 5.5527e-03, step size = 8.17e-02
[ Info: GD: iter 615: f = 0.000225058999, ‖∇f‖ = 7.0143e-03, step size = 1.31e-01
[ Info: GD: iter 616: f = 0.000223050285, ‖∇f‖ = 5.5031e-03, step size = 8.17e-02
[ Info: GD: iter 617: f = 0.000221059500, ‖∇f‖ = 6.9517e-03, step size = 1.31e-01
[ Info: GD: iter 618: f = 0.000219086484, ‖∇f‖ = 5.4540e-03, step size = 8.17e-02
[ Info: GD: iter 619: f = 0.000217131077, ‖∇f‖ = 6.8897e-03, step size = 1.31e-01
[ Info: GD: iter 620: f = 0.000215193122, ‖∇f‖ = 5.4054e-03, step size = 8.17e-02
[ Info: GD: iter 621: f = 0.000213272465, ‖∇f‖ = 6.8282e-03, step size = 1.31e-01
[ Info: GD: iter 622: f = 0.000211368950, ‖∇f‖ = 5.3571e-03, step size = 8.17e-02
[ Info: GD: iter 623: f = 0.000209482424, ‖∇f‖ = 6.7672e-03, step size = 1.31e-01
[ Info: GD: iter 624: f = 0.000207612736, ‖∇f‖ = 5.3093e-03, step size = 8.17e-02
[ Info: GD: iter 625: f = 0.000205759735, ‖∇f‖ = 6.7068e-03, step size = 1.31e-01
[ Info: GD: iter 626: f = 0.000203923273, ‖∇f‖ = 5.2619e-03, step size = 8.17e-02
[ Info: GD: iter 627: f = 0.000202103202, ‖∇f‖ = 6.6470e-03, step size = 1.31e-01
[ Info: GD: iter 628: f = 0.000200299375, ‖∇f‖ = 5.2149e-03, step size = 8.17e-02
[ Info: GD: iter 629: f = 0.000198511649, ‖∇f‖ = 6.5877e-03, step size = 1.31e-01
[ Info: GD: iter 630: f = 0.000196739878, ‖∇f‖ = 5.1684e-03, step size = 8.17e-02
[ Info: GD: iter 631: f = 0.000194983920, ‖∇f‖ = 6.5289e-03, step size = 1.31e-01
[ Info: GD: iter 632: f = 0.000193243635, ‖∇f‖ = 5.1223e-03, step size = 8.17e-02
[ Info: GD: iter 633: f = 0.000191518883, ‖∇f‖ = 6.4706e-03, step size = 1.31e-01
[ Info: GD: iter 634: f = 0.000189809524, ‖∇f‖ = 5.0766e-03, step size = 8.17e-02
[ Info: GD: iter 635: f = 0.000188115422, ‖∇f‖ = 6.4128e-03, step size = 1.31e-01
[ Info: GD: iter 636: f = 0.000186436441, ‖∇f‖ = 5.0312e-03, step size = 8.17e-02
[ Info: GD: iter 637: f = 0.000184772444, ‖∇f‖ = 6.3556e-03, step size = 1.31e-01
[ Info: GD: iter 638: f = 0.000183123300, ‖∇f‖ = 4.9863e-03, step size = 8.17e-02
[ Info: GD: iter 639: f = 0.000181488874, ‖∇f‖ = 6.2989e-03, step size = 1.31e-01
[ Info: GD: iter 640: f = 0.000179869036, ‖∇f‖ = 4.9418e-03, step size = 8.17e-02
[ Info: GD: iter 641: f = 0.000178263656, ‖∇f‖ = 6.2427e-03, step size = 1.31e-01
[ Info: GD: iter 642: f = 0.000176672604, ‖∇f‖ = 4.8977e-03, step size = 8.17e-02
[ Info: GD: iter 643: f = 0.000175095752, ‖∇f‖ = 6.1869e-03, step size = 1.31e-01
[ Info: GD: iter 644: f = 0.000173532975, ‖∇f‖ = 4.8540e-03, step size = 8.17e-02
[ Info: GD: iter 645: f = 0.000171984145, ‖∇f‖ = 6.1317e-03, step size = 1.31e-01
[ Info: GD: iter 646: f = 0.000170449139, ‖∇f‖ = 4.8107e-03, step size = 8.17e-02
[ Info: GD: iter 647: f = 0.000168927834, ‖∇f‖ = 6.0770e-03, step size = 1.31e-01
[ Info: GD: iter 648: f = 0.000167420107, ‖∇f‖ = 4.7678e-03, step size = 8.17e-02
[ Info: GD: iter 649: f = 0.000165925837, ‖∇f‖ = 6.0228e-03, step size = 1.31e-01
[ Info: GD: iter 650: f = 0.000164444903, ‖∇f‖ = 4.7252e-03, step size = 8.17e-02
[ Info: GD: iter 651: f = 0.000162977187, ‖∇f‖ = 5.9690e-03, step size = 1.31e-01
[ Info: GD: iter 652: f = 0.000161522571, ‖∇f‖ = 4.6830e-03, step size = 8.17e-02
[ Info: GD: iter 653: f = 0.000160080938, ‖∇f‖ = 5.9157e-03, step size = 1.31e-01
[ Info: GD: iter 654: f = 0.000158652172, ‖∇f‖ = 4.6412e-03, step size = 8.17e-02
[ Info: GD: iter 655: f = 0.000157236157, ‖∇f‖ = 5.8629e-03, step size = 1.31e-01
[ Info: GD: iter 656: f = 0.000155832782, ‖∇f‖ = 4.5998e-03, step size = 8.17e-02
[ Info: GD: iter 657: f = 0.000154441931, ‖∇f‖ = 5.8106e-03, step size = 1.31e-01
[ Info: GD: iter 658: f = 0.000153063495, ‖∇f‖ = 4.5587e-03, step size = 8.17e-02
[ Info: GD: iter 659: f = 0.000151697361, ‖∇f‖ = 5.7587e-03, step size = 1.31e-01
[ Info: GD: iter 660: f = 0.000150343421, ‖∇f‖ = 4.5181e-03, step size = 8.17e-02
[ Info: GD: iter 661: f = 0.000149001564, ‖∇f‖ = 5.7073e-03, step size = 1.31e-01
[ Info: GD: iter 662: f = 0.000147671685, ‖∇f‖ = 4.4777e-03, step size = 8.17e-02
[ Info: GD: iter 663: f = 0.000146353674, ‖∇f‖ = 5.6564e-03, step size = 1.31e-01
[ Info: GD: iter 664: f = 0.000145047428, ‖∇f‖ = 4.4378e-03, step size = 8.17e-02
[ Info: GD: iter 665: f = 0.000143752840, ‖∇f‖ = 5.6059e-03, step size = 1.31e-01
[ Info: GD: iter 666: f = 0.000142469806, ‖∇f‖ = 4.3982e-03, step size = 8.17e-02
[ Info: GD: iter 667: f = 0.000141198224, ‖∇f‖ = 5.5559e-03, step size = 1.31e-01
[ Info: GD: iter 668: f = 0.000139937991, ‖∇f‖ = 4.3589e-03, step size = 8.17e-02
[ Info: GD: iter 669: f = 0.000138689006, ‖∇f‖ = 5.5063e-03, step size = 1.31e-01
[ Info: GD: iter 670: f = 0.000137451169, ‖∇f‖ = 4.3200e-03, step size = 8.17e-02
[ Info: GD: iter 671: f = 0.000136224379, ‖∇f‖ = 5.4571e-03, step size = 1.31e-01
[ Info: GD: iter 672: f = 0.000135008539, ‖∇f‖ = 4.2814e-03, step size = 8.17e-02
[ Info: GD: iter 673: f = 0.000133803551, ‖∇f‖ = 5.4084e-03, step size = 1.31e-01
[ Info: GD: iter 674: f = 0.000132609318, ‖∇f‖ = 4.2432e-03, step size = 8.17e-02
[ Info: GD: iter 675: f = 0.000131425743, ‖∇f‖ = 5.3602e-03, step size = 1.31e-01
[ Info: GD: iter 676: f = 0.000130252733, ‖∇f‖ = 4.2054e-03, step size = 8.17e-02
[ Info: GD: iter 677: f = 0.000129090191, ‖∇f‖ = 5.3123e-03, step size = 1.31e-01
[ Info: GD: iter 678: f = 0.000127938026, ‖∇f‖ = 4.1678e-03, step size = 8.17e-02
[ Info: GD: iter 679: f = 0.000126796144, ‖∇f‖ = 5.2649e-03, step size = 1.31e-01
[ Info: GD: iter 680: f = 0.000125664454, ‖∇f‖ = 4.1306e-03, step size = 8.17e-02
[ Info: GD: iter 681: f = 0.000124542864, ‖∇f‖ = 5.2179e-03, step size = 1.31e-01
[ Info: GD: iter 682: f = 0.000123431285, ‖∇f‖ = 4.0938e-03, step size = 8.17e-02
[ Info: GD: iter 683: f = 0.000122329627, ‖∇f‖ = 5.1713e-03, step size = 1.31e-01
[ Info: GD: iter 684: f = 0.000121237801, ‖∇f‖ = 4.0572e-03, step size = 8.17e-02
[ Info: GD: iter 685: f = 0.000120155720, ‖∇f‖ = 5.1252e-03, step size = 1.31e-01
[ Info: GD: iter 686: f = 0.000119083298, ‖∇f‖ = 4.0210e-03, step size = 8.17e-02
[ Info: GD: iter 687: f = 0.000118020447, ‖∇f‖ = 5.0794e-03, step size = 1.31e-01
[ Info: GD: iter 688: f = 0.000116967082, ‖∇f‖ = 3.9851e-03, step size = 8.17e-02
[ Info: GD: iter 689: f = 0.000115923119, ‖∇f‖ = 5.0341e-03, step size = 1.31e-01
[ Info: GD: iter 690: f = 0.000114888473, ‖∇f‖ = 3.9496e-03, step size = 8.17e-02
[ Info: GD: iter 691: f = 0.000113863062, ‖∇f‖ = 4.9892e-03, step size = 1.31e-01
[ Info: GD: iter 692: f = 0.000112846803, ‖∇f‖ = 3.9143e-03, step size = 8.17e-02
[ Info: GD: iter 693: f = 0.000111839614, ‖∇f‖ = 4.9447e-03, step size = 1.31e-01
[ Info: GD: iter 694: f = 0.000110841415, ‖∇f‖ = 3.8794e-03, step size = 8.17e-02
[ Info: GD: iter 695: f = 0.000109852125, ‖∇f‖ = 4.9005e-03, step size = 1.31e-01
[ Info: GD: iter 696: f = 0.000108871665, ‖∇f‖ = 3.8447e-03, step size = 8.17e-02
[ Info: GD: iter 697: f = 0.000107899955, ‖∇f‖ = 4.8568e-03, step size = 1.31e-01
[ Info: GD: iter 698: f = 0.000106936918, ‖∇f‖ = 3.8104e-03, step size = 8.17e-02
[ Info: GD: iter 699: f = 0.000105982477, ‖∇f‖ = 4.8134e-03, step size = 1.31e-01
[ Info: GD: iter 700: f = 0.000105036554, ‖∇f‖ = 3.7764e-03, step size = 8.17e-02
[ Info: GD: iter 701: f = 0.000104099074, ‖∇f‖ = 4.7705e-03, step size = 1.31e-01
[ Info: GD: iter 702: f = 0.000103169962, ‖∇f‖ = 3.7427e-03, step size = 8.17e-02
[ Info: GD: iter 703: f = 0.000102249141, ‖∇f‖ = 4.7279e-03, step size = 1.31e-01
[ Info: GD: iter 704: f = 0.000101336540, ‖∇f‖ = 3.7093e-03, step size = 8.17e-02
[ Info: GD: iter 705: f = 0.000100432083, ‖∇f‖ = 4.6857e-03, step size = 1.31e-01
[ Info: GD: iter 706: f = 0.000099535699, ‖∇f‖ = 3.6762e-03, step size = 8.17e-02
[ Info: GD: iter 707: f = 0.000098647316, ‖∇f‖ = 4.6439e-03, step size = 1.31e-01
[ Info: GD: iter 708: f = 0.000097766862, ‖∇f‖ = 3.6434e-03, step size = 8.17e-02
[ Info: GD: iter 709: f = 0.000096894266, ‖∇f‖ = 4.6024e-03, step size = 1.31e-01
[ Info: GD: iter 710: f = 0.000096029458, ‖∇f‖ = 3.6109e-03, step size = 8.17e-02
[ Info: GD: iter 711: f = 0.000095172369, ‖∇f‖ = 4.5613e-03, step size = 1.31e-01
[ Info: GD: iter 712: f = 0.000094322929, ‖∇f‖ = 3.5786e-03, step size = 8.17e-02
[ Info: GD: iter 713: f = 0.000093481071, ‖∇f‖ = 4.5206e-03, step size = 1.31e-01
[ Info: GD: iter 714: f = 0.000092646727, ‖∇f‖ = 3.5467e-03, step size = 8.17e-02
[ Info: GD: iter 715: f = 0.000091819829, ‖∇f‖ = 4.4803e-03, step size = 1.31e-01
[ Info: GD: iter 716: f = 0.000091000312, ‖∇f‖ = 3.5150e-03, step size = 8.17e-02
[ Info: GD: iter 717: f = 0.000090188110, ‖∇f‖ = 4.4403e-03, step size = 1.31e-01
[ Info: GD: iter 718: f = 0.000089383156, ‖∇f‖ = 3.4837e-03, step size = 8.17e-02
[ Info: GD: iter 719: f = 0.000088585387, ‖∇f‖ = 4.4007e-03, step size = 1.31e-01
[ Info: GD: iter 720: f = 0.000087794738, ‖∇f‖ = 3.4526e-03, step size = 8.17e-02
[ Info: GD: iter 721: f = 0.000087011146, ‖∇f‖ = 4.3614e-03, step size = 1.31e-01
[ Info: GD: iter 722: f = 0.000086234547, ‖∇f‖ = 3.4218e-03, step size = 8.17e-02
[ Info: GD: iter 723: f = 0.000085464881, ‖∇f‖ = 4.3225e-03, step size = 1.31e-01
[ Info: GD: iter 724: f = 0.000084702083, ‖∇f‖ = 3.3912e-03, step size = 8.17e-02
[ Info: GD: iter 725: f = 0.000083946094, ‖∇f‖ = 4.2839e-03, step size = 1.31e-01
[ Info: GD: iter 726: f = 0.000083196852, ‖∇f‖ = 3.3610e-03, step size = 8.17e-02
[ Info: GD: iter 727: f = 0.000082454297, ‖∇f‖ = 4.2457e-03, step size = 1.31e-01
[ Info: GD: iter 728: f = 0.000081718370, ‖∇f‖ = 3.3310e-03, step size = 8.17e-02
[ Info: GD: iter 729: f = 0.000080989011, ‖∇f‖ = 4.2078e-03, step size = 1.31e-01
[ Info: GD: iter 730: f = 0.000080266162, ‖∇f‖ = 3.3012e-03, step size = 8.17e-02
[ Info: GD: iter 731: f = 0.000079549764, ‖∇f‖ = 4.1702e-03, step size = 1.31e-01
[ Info: GD: iter 732: f = 0.000078839761, ‖∇f‖ = 3.2718e-03, step size = 8.17e-02
[ Info: GD: iter 733: f = 0.000078136094, ‖∇f‖ = 4.1330e-03, step size = 1.31e-01
[ Info: GD: iter 734: f = 0.000077438708, ‖∇f‖ = 3.2426e-03, step size = 8.17e-02
[ Info: GD: iter 735: f = 0.000076747547, ‖∇f‖ = 4.0961e-03, step size = 1.31e-01
[ Info: GD: iter 736: f = 0.000076062554, ‖∇f‖ = 3.2136e-03, step size = 8.17e-02
[ Info: GD: iter 737: f = 0.000075383675, ‖∇f‖ = 4.0595e-03, step size = 1.31e-01
[ Info: GD: iter 738: f = 0.000074710855, ‖∇f‖ = 3.1849e-03, step size = 8.17e-02
[ Info: GD: iter 739: f = 0.000074044040, ‖∇f‖ = 4.0233e-03, step size = 1.31e-01
[ Info: GD: iter 740: f = 0.000073383176, ‖∇f‖ = 3.1565e-03, step size = 8.17e-02
[ Info: GD: iter 741: f = 0.000072728212, ‖∇f‖ = 3.9874e-03, step size = 1.31e-01
[ Info: GD: iter 742: f = 0.000072079092, ‖∇f‖ = 3.1283e-03, step size = 8.17e-02
[ Info: GD: iter 743: f = 0.000071435767, ‖∇f‖ = 3.9518e-03, step size = 1.31e-01
[ Info: GD: iter 744: f = 0.000070798183, ‖∇f‖ = 3.1004e-03, step size = 8.17e-02
[ Info: GD: iter 745: f = 0.000070166290, ‖∇f‖ = 3.9165e-03, step size = 1.31e-01
[ Info: GD: iter 746: f = 0.000069540036, ‖∇f‖ = 3.0728e-03, step size = 8.17e-02
[ Info: GD: iter 747: f = 0.000068919372, ‖∇f‖ = 3.8816e-03, step size = 1.31e-01
[ Info: GD: iter 748: f = 0.000068304248, ‖∇f‖ = 3.0453e-03, step size = 8.17e-02
[ Info: GD: iter 749: f = 0.000067694614, ‖∇f‖ = 3.8469e-03, step size = 1.31e-01
[ Info: GD: iter 750: f = 0.000067090421, ‖∇f‖ = 3.0181e-03, step size = 8.17e-02
[ Info: GD: iter 751: f = 0.000066491621, ‖∇f‖ = 3.8126e-03, step size = 1.31e-01
[ Info: GD: iter 752: f = 0.000065898165, ‖∇f‖ = 2.9912e-03, step size = 8.17e-02
[ Info: GD: iter 753: f = 0.000065310005, ‖∇f‖ = 3.7786e-03, step size = 1.31e-01
[ Info: GD: iter 754: f = 0.000064727096, ‖∇f‖ = 2.9645e-03, step size = 8.17e-02
[ Info: GD: iter 755: f = 0.000064149389, ‖∇f‖ = 3.7448e-03, step size = 1.31e-01
[ Info: GD: iter 756: f = 0.000063576838, ‖∇f‖ = 2.9381e-03, step size = 8.17e-02
[ Info: GD: iter 757: f = 0.000063009397, ‖∇f‖ = 3.7114e-03, step size = 1.31e-01
[ Info: GD: iter 758: f = 0.000062447021, ‖∇f‖ = 2.9118e-03, step size = 8.17e-02
[ Info: GD: iter 759: f = 0.000061889664, ‖∇f‖ = 3.6783e-03, step size = 1.31e-01
[ Info: GD: iter 760: f = 0.000061337282, ‖∇f‖ = 2.8858e-03, step size = 8.17e-02
[ Info: GD: iter 761: f = 0.000060789830, ‖∇f‖ = 3.6455e-03, step size = 1.31e-01
[ Info: GD: iter 762: f = 0.000060247264, ‖∇f‖ = 2.8601e-03, step size = 8.17e-02
[ Info: GD: iter 763: f = 0.000059709541, ‖∇f‖ = 3.6129e-03, step size = 1.31e-01
[ Info: GD: iter 764: f = 0.000059176617, ‖∇f‖ = 2.8346e-03, step size = 8.17e-02
[ Info: GD: iter 765: f = 0.000058648449, ‖∇f‖ = 3.5807e-03, step size = 1.31e-01
[ Info: GD: iter 766: f = 0.000058124996, ‖∇f‖ = 2.8093e-03, step size = 8.17e-02
[ Info: GD: iter 767: f = 0.000057606214, ‖∇f‖ = 3.5487e-03, step size = 1.31e-01
[ Info: GD: iter 768: f = 0.000057092063, ‖∇f‖ = 2.7842e-03, step size = 8.17e-02
[ Info: GD: iter 769: f = 0.000056582500, ‖∇f‖ = 3.5171e-03, step size = 1.31e-01
[ Info: GD: iter 770: f = 0.000056077486, ‖∇f‖ = 2.7593e-03, step size = 8.17e-02
[ Info: GD: iter 771: f = 0.000055576979, ‖∇f‖ = 3.4857e-03, step size = 1.31e-01
[ Info: GD: iter 772: f = 0.000055080939, ‖∇f‖ = 2.7347e-03, step size = 8.17e-02
[ Info: GD: iter 773: f = 0.000054589327, ‖∇f‖ = 3.4546e-03, step size = 1.31e-01
[ Info: GD: iter 774: f = 0.000054102102, ‖∇f‖ = 2.7103e-03, step size = 8.17e-02
[ Info: GD: iter 775: f = 0.000053619226, ‖∇f‖ = 3.4237e-03, step size = 1.31e-01
[ Info: GD: iter 776: f = 0.000053140660, ‖∇f‖ = 2.6861e-03, step size = 8.17e-02
[ Info: GD: iter 777: f = 0.000052666365, ‖∇f‖ = 3.3932e-03, step size = 1.31e-01
[ Info: GD: iter 778: f = 0.000052196303, ‖∇f‖ = 2.6621e-03, step size = 8.17e-02
[ Info: GD: iter 779: f = 0.000051730437, ‖∇f‖ = 3.3629e-03, step size = 1.31e-01
[ Info: GD: iter 780: f = 0.000051268728, ‖∇f‖ = 2.6384e-03, step size = 8.17e-02
[ Info: GD: iter 781: f = 0.000050811141, ‖∇f‖ = 3.3329e-03, step size = 1.31e-01
[ Info: GD: iter 782: f = 0.000050357638, ‖∇f‖ = 2.6148e-03, step size = 8.17e-02
[ Info: GD: iter 783: f = 0.000049908182, ‖∇f‖ = 3.3031e-03, step size = 1.31e-01
[ Info: GD: iter 784: f = 0.000049462738, ‖∇f‖ = 2.5915e-03, step size = 8.17e-02
[ Info: GD: iter 785: f = 0.000049021269, ‖∇f‖ = 3.2736e-03, step size = 1.31e-01
[ Info: GD: iter 786: f = 0.000048583741, ‖∇f‖ = 2.5684e-03, step size = 8.17e-02
[ Info: GD: iter 787: f = 0.000048150118, ‖∇f‖ = 3.2444e-03, step size = 1.31e-01
[ Info: GD: iter 788: f = 0.000047720365, ‖∇f‖ = 2.5454e-03, step size = 8.17e-02
[ Info: GD: iter 789: f = 0.000047294447, ‖∇f‖ = 3.2155e-03, step size = 1.31e-01
[ Info: GD: iter 790: f = 0.000046872332, ‖∇f‖ = 2.5227e-03, step size = 8.17e-02
[ Info: GD: iter 791: f = 0.000046453983, ‖∇f‖ = 3.1868e-03, step size = 1.31e-01
[ Info: GD: iter 792: f = 0.000046039369, ‖∇f‖ = 2.5002e-03, step size = 8.17e-02
[ Info: GD: iter 793: f = 0.000045628455, ‖∇f‖ = 3.1583e-03, step size = 1.31e-01
[ Info: GD: iter 794: f = 0.000045221208, ‖∇f‖ = 2.4779e-03, step size = 8.17e-02
[ Info: GD: iter 795: f = 0.000044817596, ‖∇f‖ = 3.1301e-03, step size = 1.31e-01
[ Info: GD: iter 796: f = 0.000044417587, ‖∇f‖ = 2.4558e-03, step size = 8.17e-02
[ Info: GD: iter 797: f = 0.000044021148, ‖∇f‖ = 3.1022e-03, step size = 1.31e-01
[ Info: GD: iter 798: f = 0.000043628247, ‖∇f‖ = 2.4338e-03, step size = 8.17e-02
[ Info: GD: iter 799: f = 0.000043238853, ‖∇f‖ = 3.0745e-03, step size = 1.31e-01
[ Info: GD: iter 800: f = 0.000042852934, ‖∇f‖ = 2.4121e-03, step size = 8.17e-02
[ Info: GD: iter 801: f = 0.000042470460, ‖∇f‖ = 3.0471e-03, step size = 1.31e-01
[ Info: GD: iter 802: f = 0.000042091400, ‖∇f‖ = 2.3906e-03, step size = 8.17e-02
[ Info: GD: iter 803: f = 0.000041715722, ‖∇f‖ = 3.0199e-03, step size = 1.31e-01
[ Info: GD: iter 804: f = 0.000041343398, ‖∇f‖ = 2.3693e-03, step size = 8.17e-02
[ Info: GD: iter 805: f = 0.000040974397, ‖∇f‖ = 2.9929e-03, step size = 1.31e-01
[ Info: GD: iter 806: f = 0.000040608689, ‖∇f‖ = 2.3481e-03, step size = 8.17e-02
[ Info: GD: iter 807: f = 0.000040246246, ‖∇f‖ = 2.9662e-03, step size = 1.31e-01
[ Info: GD: iter 808: f = 0.000039887037, ‖∇f‖ = 2.3272e-03, step size = 8.17e-02
[ Info: GD: iter 809: f = 0.000039531034, ‖∇f‖ = 2.9397e-03, step size = 1.31e-01
[ Info: GD: iter 810: f = 0.000039178209, ‖∇f‖ = 2.3064e-03, step size = 8.17e-02
[ Info: GD: iter 811: f = 0.000038828533, ‖∇f‖ = 2.9135e-03, step size = 1.31e-01
[ Info: GD: iter 812: f = 0.000038481977, ‖∇f‖ = 2.2858e-03, step size = 8.17e-02
[ Info: GD: iter 813: f = 0.000038138515, ‖∇f‖ = 2.8875e-03, step size = 1.31e-01
[ Info: GD: iter 814: f = 0.000037798118, ‖∇f‖ = 2.2654e-03, step size = 8.17e-02
[ Info: GD: iter 815: f = 0.000037460760, ‖∇f‖ = 2.8617e-03, step size = 1.31e-01
[ Info: GD: iter 816: f = 0.000037126412, ‖∇f‖ = 2.2452e-03, step size = 8.17e-02
[ Info: GD: iter 817: f = 0.000036795049, ‖∇f‖ = 2.8362e-03, step size = 1.31e-01
[ Info: GD: iter 818: f = 0.000036466643, ‖∇f‖ = 2.2251e-03, step size = 8.17e-02
[ Info: GD: iter 819: f = 0.000036141168, ‖∇f‖ = 2.8109e-03, step size = 1.31e-01
[ Info: GD: iter 820: f = 0.000035818598, ‖∇f‖ = 2.2053e-03, step size = 8.17e-02
[ Info: GD: iter 821: f = 0.000035498907, ‖∇f‖ = 2.7858e-03, step size = 1.31e-01
[ Info: GD: iter 822: f = 0.000035182070, ‖∇f‖ = 2.1856e-03, step size = 8.17e-02
[ Info: GD: iter 823: f = 0.000034868060, ‖∇f‖ = 2.7609e-03, step size = 1.31e-01
[ Info: GD: iter 824: f = 0.000034556853, ‖∇f‖ = 2.1661e-03, step size = 8.17e-02
[ Info: GD: iter 825: f = 0.000034248424, ‖∇f‖ = 2.7363e-03, step size = 1.31e-01
[ Info: GD: iter 826: f = 0.000033942747, ‖∇f‖ = 2.1468e-03, step size = 8.17e-02
[ Info: GD: iter 827: f = 0.000033639799, ‖∇f‖ = 2.7118e-03, step size = 1.31e-01
[ Info: GD: iter 828: f = 0.000033339555, ‖∇f‖ = 2.1276e-03, step size = 8.17e-02
[ Info: GD: iter 829: f = 0.000033041990, ‖∇f‖ = 2.6876e-03, step size = 1.31e-01
[ Info: GD: iter 830: f = 0.000032747081, ‖∇f‖ = 2.1086e-03, step size = 8.17e-02
[ Info: GD: iter 831: f = 0.000032454805, ‖∇f‖ = 2.6637e-03, step size = 1.31e-01
[ Info: GD: iter 832: f = 0.000032165136, ‖∇f‖ = 2.0898e-03, step size = 8.17e-02
[ Info: GD: iter 833: f = 0.000031878054, ‖∇f‖ = 2.6399e-03, step size = 1.31e-01
[ Info: GD: iter 834: f = 0.000031593533, ‖∇f‖ = 2.0711e-03, step size = 8.17e-02
[ Info: GD: iter 835: f = 0.000031311552, ‖∇f‖ = 2.6163e-03, step size = 1.31e-01
[ Info: GD: iter 836: f = 0.000031032088, ‖∇f‖ = 2.0527e-03, step size = 8.17e-02
[ Info: GD: iter 837: f = 0.000030755118, ‖∇f‖ = 2.5930e-03, step size = 1.31e-01
[ Info: GD: iter 838: f = 0.000030480621, ‖∇f‖ = 2.0343e-03, step size = 8.17e-02
[ Info: GD: iter 839: f = 0.000030208573, ‖∇f‖ = 2.5698e-03, step size = 1.31e-01
[ Info: GD: iter 840: f = 0.000029938953, ‖∇f‖ = 2.0162e-03, step size = 8.17e-02
[ Info: GD: iter 841: f = 0.000029671739, ‖∇f‖ = 2.5469e-03, step size = 1.31e-01
[ Info: GD: iter 842: f = 0.000029406911, ‖∇f‖ = 1.9982e-03, step size = 8.17e-02
[ Info: GD: iter 843: f = 0.000029144446, ‖∇f‖ = 2.5242e-03, step size = 1.31e-01
[ Info: GD: iter 844: f = 0.000028884324, ‖∇f‖ = 1.9803e-03, step size = 8.17e-02
[ Info: GD: iter 845: f = 0.000028626524, ‖∇f‖ = 2.5016e-03, step size = 1.31e-01
[ Info: GD: iter 846: f = 0.000028371024, ‖∇f‖ = 1.9627e-03, step size = 8.17e-02
[ Info: GD: iter 847: f = 0.000028117805, ‖∇f‖ = 2.4793e-03, step size = 1.31e-01
[ Info: GD: iter 848: f = 0.000027866846, ‖∇f‖ = 1.9452e-03, step size = 8.17e-02
[ Info: GD: iter 849: f = 0.000027618127, ‖∇f‖ = 2.4572e-03, step size = 1.31e-01
[ Info: GD: iter 850: f = 0.000027371627, ‖∇f‖ = 1.9278e-03, step size = 8.17e-02
[ Info: GD: iter 851: f = 0.000027127328, ‖∇f‖ = 2.4352e-03, step size = 1.31e-01
[ Info: GD: iter 852: f = 0.000026885209, ‖∇f‖ = 1.9106e-03, step size = 8.17e-02
[ Info: GD: iter 853: f = 0.000026645251, ‖∇f‖ = 2.4135e-03, step size = 1.31e-01
[ Info: GD: iter 854: f = 0.000026407435, ‖∇f‖ = 1.8935e-03, step size = 8.17e-02
[ Info: GD: iter 855: f = 0.000026171741, ‖∇f‖ = 2.3920e-03, step size = 1.31e-01
[ Info: GD: iter 856: f = 0.000025938151, ‖∇f‖ = 1.8766e-03, step size = 8.17e-02
[ Info: GD: iter 857: f = 0.000025706646, ‖∇f‖ = 2.3706e-03, step size = 1.31e-01
[ Info: GD: iter 858: f = 0.000025477208, ‖∇f‖ = 1.8599e-03, step size = 8.17e-02
[ Info: GD: iter 859: f = 0.000025249816, ‖∇f‖ = 2.3495e-03, step size = 1.31e-01
[ Info: GD: iter 860: f = 0.000025024455, ‖∇f‖ = 1.8433e-03, step size = 8.17e-02
[ Info: GD: iter 861: f = 0.000024801105, ‖∇f‖ = 2.3285e-03, step size = 1.31e-01
[ Info: GD: iter 862: f = 0.000024579748, ‖∇f‖ = 1.8268e-03, step size = 8.17e-02
[ Info: GD: iter 863: f = 0.000024360367, ‖∇f‖ = 2.3077e-03, step size = 1.31e-01
[ Info: GD: iter 864: f = 0.000024142944, ‖∇f‖ = 1.8105e-03, step size = 8.17e-02
[ Info: GD: iter 865: f = 0.000023927462, ‖∇f‖ = 2.2871e-03, step size = 1.31e-01
[ Info: GD: iter 866: f = 0.000023713903, ‖∇f‖ = 1.7944e-03, step size = 8.17e-02
[ Info: GD: iter 867: f = 0.000023502250, ‖∇f‖ = 2.2667e-03, step size = 1.31e-01
[ Info: GD: iter 868: f = 0.000023292486, ‖∇f‖ = 1.7784e-03, step size = 8.17e-02
[ Info: GD: iter 869: f = 0.000023084594, ‖∇f‖ = 2.2465e-03, step size = 1.31e-01
[ Info: GD: iter 870: f = 0.000022878557, ‖∇f‖ = 1.7625e-03, step size = 8.17e-02
[ Info: GD: iter 871: f = 0.000022674360, ‖∇f‖ = 2.2264e-03, step size = 1.31e-01
[ Info: GD: iter 872: f = 0.000022471985, ‖∇f‖ = 1.7467e-03, step size = 8.17e-02
[ Info: GD: iter 873: f = 0.000022271416, ‖∇f‖ = 2.2065e-03, step size = 1.31e-01
[ Info: GD: iter 874: f = 0.000022072638, ‖∇f‖ = 1.7312e-03, step size = 8.17e-02
[ Info: GD: iter 875: f = 0.000021875634, ‖∇f‖ = 2.1868e-03, step size = 1.31e-01
[ Info: GD: iter 876: f = 0.000021680388, ‖∇f‖ = 1.7157e-03, step size = 8.17e-02
[ Info: GD: iter 877: f = 0.000021486884, ‖∇f‖ = 2.1673e-03, step size = 1.31e-01
[ Info: GD: iter 878: f = 0.000021295108, ‖∇f‖ = 1.7004e-03, step size = 8.17e-02
[ Info: GD: iter 879: f = 0.000021105043, ‖∇f‖ = 2.1480e-03, step size = 1.31e-01
[ Info: GD: iter 880: f = 0.000020916675, ‖∇f‖ = 1.6852e-03, step size = 8.17e-02
[ Info: GD: iter 881: f = 0.000020729988, ‖∇f‖ = 2.1288e-03, step size = 1.31e-01
[ Info: GD: iter 882: f = 0.000020544967, ‖∇f‖ = 1.6702e-03, step size = 8.17e-02
[ Info: GD: iter 883: f = 0.000020361598, ‖∇f‖ = 2.1098e-03, step size = 1.31e-01
[ Info: GD: iter 884: f = 0.000020179865, ‖∇f‖ = 1.6553e-03, step size = 8.17e-02
[ Info: GD: iter 885: f = 0.000019999754, ‖∇f‖ = 2.0910e-03, step size = 1.31e-01
[ Info: GD: iter 886: f = 0.000019821251, ‖∇f‖ = 1.6405e-03, step size = 8.17e-02
[ Info: GD: iter 887: f = 0.000019644341, ‖∇f‖ = 2.0723e-03, step size = 1.31e-01
[ Info: GD: iter 888: f = 0.000019469009, ‖∇f‖ = 1.6259e-03, step size = 8.17e-02
[ Info: GD: iter 889: f = 0.000019295243, ‖∇f‖ = 2.0538e-03, step size = 1.31e-01
[ Info: GD: iter 890: f = 0.000019123028, ‖∇f‖ = 1.6113e-03, step size = 8.17e-02
[ Info: GD: iter 891: f = 0.000018952350, ‖∇f‖ = 2.0355e-03, step size = 1.31e-01
[ Info: GD: iter 892: f = 0.000018783195, ‖∇f‖ = 1.5970e-03, step size = 8.17e-02
[ Info: GD: iter 893: f = 0.000018615549, ‖∇f‖ = 2.0173e-03, step size = 1.31e-01
[ Info: GD: iter 894: f = 0.000018449401, ‖∇f‖ = 1.5827e-03, step size = 8.17e-02
[ Info: GD: iter 895: f = 0.000018284735, ‖∇f‖ = 1.9993e-03, step size = 1.31e-01
[ Info: GD: iter 896: f = 0.000018121538, ‖∇f‖ = 1.5686e-03, step size = 8.17e-02
[ Info: GD: iter 897: f = 0.000017959799, ‖∇f‖ = 1.9815e-03, step size = 1.31e-01
[ Info: GD: iter 898: f = 0.000017799503, ‖∇f‖ = 1.5546e-03, step size = 8.17e-02
[ Info: GD: iter 899: f = 0.000017640637, ‖∇f‖ = 1.9638e-03, step size = 1.31e-01
[ Info: GD: iter 900: f = 0.000017483190, ‖∇f‖ = 1.5407e-03, step size = 8.17e-02
[ Info: GD: iter 901: f = 0.000017327147, ‖∇f‖ = 1.9463e-03, step size = 1.31e-01
[ Info: GD: iter 902: f = 0.000017172498, ‖∇f‖ = 1.5270e-03, step size = 8.17e-02
[ Info: GD: iter 903: f = 0.000017019229, ‖∇f‖ = 1.9289e-03, step size = 1.31e-01
[ Info: GD: iter 904: f = 0.000016867327, ‖∇f‖ = 1.5133e-03, step size = 8.17e-02
[ Info: GD: iter 905: f = 0.000016716782, ‖∇f‖ = 1.9117e-03, step size = 1.31e-01
[ Info: GD: iter 906: f = 0.000016567580, ‖∇f‖ = 1.4998e-03, step size = 8.17e-02
[ Info: GD: iter 907: f = 0.000016419710, ‖∇f‖ = 1.8946e-03, step size = 1.31e-01
[ Info: GD: iter 908: f = 0.000016273159, ‖∇f‖ = 1.4864e-03, step size = 8.17e-02
[ Info: GD: iter 909: f = 0.000016127917, ‖∇f‖ = 1.8777e-03, step size = 1.31e-01
[ Info: GD: iter 910: f = 0.000015983971, ‖∇f‖ = 1.4732e-03, step size = 8.17e-02
[ Info: GD: iter 911: f = 0.000015841309, ‖∇f‖ = 1.8609e-03, step size = 1.31e-01
[ Info: GD: iter 912: f = 0.000015699921, ‖∇f‖ = 1.4600e-03, step size = 8.17e-02
[ Info: GD: iter 913: f = 0.000015559795, ‖∇f‖ = 1.8443e-03, step size = 1.31e-01
[ Info: GD: iter 914: f = 0.000015420920, ‖∇f‖ = 1.4470e-03, step size = 8.17e-02
[ Info: GD: iter 915: f = 0.000015283284, ‖∇f‖ = 1.8279e-03, step size = 1.31e-01
[ Info: GD: iter 916: f = 0.000015146876, ‖∇f‖ = 1.4341e-03, step size = 8.17e-02
[ Info: GD: iter 917: f = 0.000015011686, ‖∇f‖ = 1.8116e-03, step size = 1.31e-01
[ Info: GD: iter 918: f = 0.000014877703, ‖∇f‖ = 1.4213e-03, step size = 8.17e-02
[ Info: GD: iter 919: f = 0.000014744915, ‖∇f‖ = 1.7954e-03, step size = 1.31e-01
[ Info: GD: iter 920: f = 0.000014613313, ‖∇f‖ = 1.4086e-03, step size = 8.17e-02
[ Info: GD: iter 921: f = 0.000014482885, ‖∇f‖ = 1.7794e-03, step size = 1.31e-01
[ Info: GD: iter 922: f = 0.000014353621, ‖∇f‖ = 1.3960e-03, step size = 8.17e-02
[ Info: GD: iter 923: f = 0.000014225511, ‖∇f‖ = 1.7635e-03, step size = 1.31e-01
[ Info: GD: iter 924: f = 0.000014098545, ‖∇f‖ = 1.3836e-03, step size = 8.17e-02
[ Info: GD: iter 925: f = 0.000013972711, ‖∇f‖ = 1.7477e-03, step size = 1.31e-01
[ Info: GD: iter 926: f = 0.000013848001, ‖∇f‖ = 1.3712e-03, step size = 8.17e-02
[ Info: GD: iter 927: f = 0.000013724404, ‖∇f‖ = 1.7321e-03, step size = 1.31e-01
[ Info: GD: iter 928: f = 0.000013601910, ‖∇f‖ = 1.3590e-03, step size = 8.17e-02
[ Info: GD: iter 929: f = 0.000013480509, ‖∇f‖ = 1.7167e-03, step size = 1.31e-01
[ Info: GD: iter 930: f = 0.000013360192, ‖∇f‖ = 1.3468e-03, step size = 8.17e-02
[ Info: GD: iter 931: f = 0.000013240949, ‖∇f‖ = 1.7014e-03, step size = 1.31e-01
[ Info: GD: iter 932: f = 0.000013122769, ‖∇f‖ = 1.3348e-03, step size = 8.17e-02
[ Info: GD: iter 933: f = 0.000013005645, ‖∇f‖ = 1.6862e-03, step size = 1.31e-01
[ Info: GD: iter 934: f = 0.000012889566, ‖∇f‖ = 1.3229e-03, step size = 8.17e-02
[ Info: GD: iter 935: f = 0.000012774523, ‖∇f‖ = 1.6711e-03, step size = 1.31e-01
[ Info: GD: iter 936: f = 0.000012660507, ‖∇f‖ = 1.3111e-03, step size = 8.17e-02
[ Info: GD: iter 937: f = 0.000012547509, ‖∇f‖ = 1.6562e-03, step size = 1.31e-01
[ Info: GD: iter 938: f = 0.000012435519, ‖∇f‖ = 1.2994e-03, step size = 8.17e-02
[ Info: GD: iter 939: f = 0.000012324528, ‖∇f‖ = 1.6414e-03, step size = 1.31e-01
[ Info: GD: iter 940: f = 0.000012214528, ‖∇f‖ = 1.2878e-03, step size = 8.17e-02
[ Info: GD: iter 941: f = 0.000012105510, ‖∇f‖ = 1.6268e-03, step size = 1.31e-01
[ Info: GD: iter 942: f = 0.000011997465, ‖∇f‖ = 1.2763e-03, step size = 8.17e-02
[ Info: GD: iter 943: f = 0.000011890385, ‖∇f‖ = 1.6123e-03, step size = 1.31e-01