ENH: export more aliases

Author: redeboer

docs/conf.py

@@ -62,6 +62,7 @@
     "qrules.topology.EdgeType": "typing.TypeVar",
     "qrules.topology.NodeType": "typing.TypeVar",
     "sp.acos": "sympy.functions.elementary.trigonometric.acos",
+    "sp.Basic": "sympy.core.basic.Basic",
     "sp.Expr": "sympy.core.expr.Expr",
     "sp.Indexed": "sympy.tensor.indexed.Indexed",
     "sp.Rational": "sympy.core.numbers.Rational",

src/ampform_dpd/io/cached.py

@@ -7,7 +7,7 @@
 
 import cloudpickle
 from ampform.sympy._cache import cache_to_disk  # noqa: PLC2701
-from ampform.sympy.cached import doit, unfold, xreplace
+from ampform.sympy.cached import doit, simplify, subs, trigsimp, unfold, xreplace
 from frozendict import frozendict
 from tensorwaves.function.sympy import create_function, create_parametrized_function
 
@@ -24,6 +24,9 @@
 __all__ = [
     "doit",
     "lambdify",
+    "simplify",
+    "subs",
+    "trigsimp",
     "unfold",
     "xreplace",
 ]