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DOC: show kinematic variable expressions #497

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Sep 22, 2023
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DOC: show kinematic variable expressions #497

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DOC: show kinematic variable expressions
redeboer Sep 22, 2023
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MAINT: ignore stackexchange link
redeboer Sep 22, 2023
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20 changes: 18 additions & 2 deletions docs/amplitude-analysis.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -558,7 +558,23 @@
"\n",
":::\n",
"\n",
"A problem is that {class}`.ParametrizedBackendFunction` takes a {obj}`.DataSample` with kinematic variables for the helicity formalism as input, not a set of four-momenta. We therefore need to construct a {class}`.DataTransformer` to transform these four-momenta to function variables. In this case, we work with the helicity formalism, so we construct a {class}`.SympyDataTransformer`:"
"A problem is that {class}`.ParametrizedBackendFunction` takes a {obj}`.DataSample` with kinematic variables for the helicity formalism as input, not a set of four-momenta. We therefore need to construct a {class}`.DataTransformer` to transform these four-momenta to function variables. In this case, we work with the helicity formalism, so we construct a {class}`.SympyDataTransformer`. This **numerical** data transformer is created from symbolic expressions, in this case, from expressions that relate four-momenta to helicity angles and invariant masses:"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"jupyter": {
"source_hidden": true
},
"tags": [
"hide-input"
]
},
"outputs": [],
"source": [
"Math(aslatex(model.kinematic_variables))"
]
},
{
Expand Down Expand Up @@ -2018,7 +2034,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.8.17"
"version": "3.8.18"
}
},
"nbformat": 4,
Expand Down