FEAT: implement FormFactor expression class (#422)

* ENH: use `FormFactor` in Breit-Wigners * MAINT: remove useless cell with `breakup_momentum()` * MAINT: update sympy hashes
ComPWA · May 20, 2024 · fc189cd · fc189cd
1 parent 7f6ee07
commit fc189cd
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diff --git a/docs/_extend_docstrings.py b/docs/_extend_docstrings.py
@@ -295,16 +295,16 @@ def extend_EuclideanNorm() -> None:
     _append_code_rendering(expr)
 
 
-def extend_formulate_form_factor() -> None:
-    from ampform.dynamics import formulate_form_factor
+def extend_FormFactor() -> None:
+    from ampform.dynamics.form_factor import FormFactor
 
     s, m_a, m_b, L, d = sp.symbols("s m_a m_b L d")
-    form_factor = formulate_form_factor(s, m_a, m_b, angular_momentum=L, meson_radius=d)
+    form_factor = FormFactor(s, m_a, m_b, angular_momentum=L, meson_radius=d)
     _append_to_docstring(
-        formulate_form_factor,
+        FormFactor,
         f"""
     .. math:: {sp.latex(form_factor)}
-        :label: formulate_form_factor
+        :label: FormFactor
     """,
     )