Le 16/04/2019 à 09:58, jplab a écrit :
Le vendredi 12 avril 2019 06:41:50 UTC+2, John H Palmieri a écrit :
Can you provide details of how you created the polyhedron? As David said,
Q.vertices() should make a copy before returning the result, and I would
like to recreate this so I can fix it.
+1
sage: C = polytopes.cube()
sage: C.vertices()[0].vector()[0] = 3
sage: C.vertices()
(A vertex at (3, -1, -1),
...
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