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Theorem category_theory.limits.pullback_assoc_inv_fst_fst

Modification history

2021-12-13 07:52
src/category_theory/limits/shapes/pullbacks.lean
feat(category_theory/limits): The associativity of pullbacks and pushouts. (#10619) …
Added category_theory.limits.pullback_assoc_inv_fst_fstView on Github →