Commit 2025-05-28 21:49 5f7fa5a0

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chore(RingTheory/HopfAlgebra): make tensor product heterobasic (#25171) Suppose S is an R-algebra. Given an S-coalgebra A and R-coalgebra B, we generalize the existing construction to give A ⊗[R] B an S-coalgebra structure. Similar generalizations are done for bialgebras and Hopf algebras.

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