Def CategoryTheory.Presieve.pullback

Modification history

2026-08-23 14:46
Mathlib/CategoryTheory/Sites/Sieves.lean
refactor(CategoryTheory/Sites): split long file Sieves.lean (#43014) …
Modified CategoryTheory.Presieve.pullbackView on Github →
2026-06-22 16:23
Mathlib/CategoryTheory/Sites/Sieves.lean
feat(CategoryTheory/Sites): pushforward and pullback of presieves (#40527) …
Added CategoryTheory.Presieve.pullbackView on Github →