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Theorem category_theory.arrows_with_codomain.singleton_arrow_self

Modification history

2020-10-29 14:18
src/category_theory/sites/sieves.lean
chore(category_theory/sites): nicer names (#4816) …
Deleted category_theory.arrows_with_codomain.singleton_arrow_selfView on Github →
2020-10-21 01:39
src/category_theory/sites/sieves.lean
fixup(category_theory/sites): add arrow sets that aren't sieves (#4703) …
Added category_theory.arrows_with_codomain.singleton_arrow_selfView on Github →