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Def setoid.comap

Modification history

2019-11-20 20:03
src/data/setoid.lean
feat(group_theory/congruence): quotients of monoids by congruence relations (#1710) …
Modified setoid.comapView on Github →
2019-09-26 12:04
src/data/setoid.lean
feat(data/setoid): create file about setoids (#1453) …
Added setoid.comapView on Github →