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Theorem category_theory.sum.inverse_associator_map_inr_inr

Modification history

2019-09-04 12:27
src/category_theory/sums/associator.lean
feat(category_theory/sums): sums (disjoint unions) of categories (#1357) …
Added category_theory.sum.inverse_associator_map_inr_inrView on Github →