v1.3.0

1.3.0 (2024-03-30)

Added

• Python interface (part 1):

  • CMake: Optional Python3 detection.
  • pyenv Change default environment of Python interpreter.
  • pyrun Run Python statements from Nelson.
  • Major types conversions are compatible (numpy in the next upcoming version).

• ArchLinux packaging (https://aur.archlinux.org/packages/nelson-git).

• contour Contour plot of matrix.

• contour3 3-D contour plot.

• shiftdim Shift array dimensions.

• xcorr2 2-D cross-correlation.

• deconv Deconvolution and polynomial division.

• vecnorm Vector-wise norm.

• normpdf Normal probability density function.

• #310 gammaln Logarithm of gamma function.

• #1112 gradient Numerical gradient.

• #1126 isspace Determine which characters are space characters.

Changed

• #1110 Eigen master branch (352ede96e4c331daae4e1be9a5f3f50fff951b8d) ready to use.
• #1134 [CI] MacOS X Ventura disabled (Install dependencies fails)
• struct supports scalar string array as field name.

Fixed

• #1110 add help about build and use C/C++ on fly.
• #1124 unexpected result from long statements on Multiple Lines.
• #1127 Nelson could crash if an mxn characters is displayed in the variable browser.
• #1125 Unsupported colon operator with char operands.
• Missing 'zoom in', 'zoom out' icons for help viewer in linux package.
• gcd without argument returned wrong error message.
• #1133 [CI] [ARCH LINUX] Warning about MPI.