#15305: Allow natural morphism between tensor products
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Reporter: tscrim | Owner: sage-combinat
Type: enhancement | Status: new
Priority: major | Milestone: sage-5.13
Component: coercion | Keywords: tensor product coercion
Merged in: | Authors: Travis Scrimshaw
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
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Given modules `A1, A2, B1, B2` with coercions `A1 -> B1` and `A2 -> B2`,
there is the natural coercion `A1 # A2 -> B1 # B2` as the tensor of the
factor coercions. This ticket implements the above coercion as a natural
coercion for `CombinatorialFreeModule_Tensor`.
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Ticket URL: <http://trac.sagemath.org/ticket/15305>
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