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Theorem equiv.arrow_congr_symm

Modification history

2022-10-18 21:51
src/logic/equiv/basic.lean
chore(logic/equiv/basic): split into two files (#17038) …
Modified equiv.arrow_congr_symmView on Github →
2019-07-02 04:29
src/data/equiv/basic.lean
feat(data/equiv/basic): improve arrow_congr, define conj (#1119) …
Added equiv.arrow_congr_symmView on Github →