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Def category_theory.retraction

Modification history

2022-08-13 07:30
src/category_theory/epi_mono.lean
refactor(category_theory/epi_mono): is_split_epi and split_epi (#16036) …
Deleted category_theory.retractionView on Github →
2020-06-30 04:15
src/category_theory/epi_mono.lean
feat(category_theory): remove nearly all universe annotations (#3221) …
Modified category_theory.retractionView on Github →
2020-03-16 23:16
src/category_theory/epi_mono.lean
feat(category_theory): split epis and monos, and a result about (co)projections (#2146) …
Added category_theory.retractionView on Github →