Trac #27722: Remove old deprecation warning of Minkowski -> minkowski

#23685 renamed the minkowski methods. It should now be removed.

URL: https://trac.sagemath.org/27722
Reported by: jipilab
Ticket author(s): Jean-Philippe Labbé
Reviewer(s): Frédéric Chapoton, Travis  Scrimshaw

src/sage/geometry/polyhedron/base.py

@@ -2971,13 +2971,6 @@ def minkowski_sum(self, other):
             sage: poly_eggs = Polyhedron([[5,4,5,4],[-4,5,-4,5],[4,-5,4,-5],[0,0,0,0]], base_ring=QQ)
             sage: poly_spam + poly_spam + poly_eggs
             A 4-dimensional polyhedron in QQ^4 defined as the convex hull of 12 vertices
-
-        TESTS::
-
-            sage: Z = X.Minkowski_sum(X)
-            doctest:warning...:
-            DeprecationWarning: Minkowski_sum is deprecated. Please use minkowski_sum instead.
-            See http://trac.sagemath.org/23685 for details.
         """
         new_vertices = []
         for v1 in self.vertex_generator():
@@ -2992,8 +2985,6 @@ def minkowski_sum(self, other):
 
     _add_ = minkowski_sum
 
-    Minkowski_sum = deprecated_function_alias(23685, minkowski_sum)
-
     @coerce_binop
     def minkowski_difference(self, other):
         r"""
@@ -3082,13 +3073,6 @@ def minkowski_difference(self, other):
             True
             sage: (X-Y)+Y == X
             True
-
-        TESTS::
-
-            sage: Z = X.Minkowski_difference(X)
-            doctest:warning...:
-            DeprecationWarning: Minkowski_difference is deprecated. Please use minkowski_difference instead.
-            See http://trac.sagemath.org/23685 for details.
         """
         if other.is_empty():
             return self.parent().universe()   # empty intersection = everything
@@ -3110,9 +3094,6 @@ def minkowski_difference(self, other):
         P = self.parent()
         return P.element_class(P, None, [new_ieqs, new_eqns])
 
-    Minkowski_difference = deprecated_function_alias(23685,
-                                                     minkowski_difference)
-
     def __sub__(self, other):
         r"""
         Implement minus binary operation
@@ -3178,19 +3159,9 @@ def is_minkowski_summand(self, Y):
             False
             sage: C.is_minkowski_summand(B)
             False
-
-        TESTS::
-
-            sage: b = C.is_Minkowski_summand(B)
-            doctest:warning...:
-            DeprecationWarning: is_Minkowski_summand is deprecated. Please use is_minkowski_summand instead.
-            See http://trac.sagemath.org/23685 for details.
         """
         return self.minkowski_difference(Y).minkowski_sum(Y) == self
 
-    is_Minkowski_summand = deprecated_function_alias(23685,
-                                                     is_minkowski_summand)
-
     def translation(self, displacement):
         """
         Return the translated polyhedron.

src/sage/geometry/polyhedron/base_ZZ.py

@@ -20,7 +20,6 @@
 from sage.arith.all import gcd
 from .constructor import Polyhedron
 from .base import Polyhedron_base
-from sage.misc.superseded import deprecated_function_alias
 
 
 #########################################################################
@@ -515,14 +514,6 @@ def minkowski_decompositions(self):
            [1, 2, 5, 8, 13, 18]
            sage: [ ceil((i^2+2*i-1)/2)+1 for i in range(10) ]
            [1, 2, 5, 8, 13, 18, 25, 32, 41, 50]
-
-        TESTS::
-
-            sage: Q = Polyhedron(vertices=[(4,0), (6,0), (0,3), (4,3)])
-            sage: D = Q.Minkowski_decompositions()
-            doctest:warning...:
-            DeprecationWarning: Minkowski_decompositions is deprecated. Please use minkowski_decompositions instead.
-            See http://trac.sagemath.org/23685 for details.
         """
         if self.dim() > 2 or not self.is_compact():
             raise NotImplementedError('only implemented for bounded polygons')
@@ -544,6 +535,3 @@ def is_known_summand(poly):
             decompositions.append((X, Y))
             summands += [X, Y]
         return tuple(decompositions)
-
-    Minkowski_decompositions = deprecated_function_alias(23685,
-                                                         minkowski_decompositions)