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Theorem setoid.ker_apply_eq_preimage

Modification history

2020-05-29 05:57
src/data/setoid/basic.lean
chore(data/setoid): split into `basic` and `partition` (#2853) …
Deleted setoid.ker_apply_eq_preimageView on Github →
2019-09-26 12:04
src/data/setoid.lean
feat(data/setoid): create file about setoids (#1453) …
Added setoid.ker_apply_eq_preimageView on Github →