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Theorem equiv.sum_comm_symm

Modification history

2020-05-27 08:57
src/data/equiv/basic.lean
chore(data/equiv/basic): simplify some defs, add `coe` lemmas (#2835) …
Modified equiv.sum_comm_symmView on Github →
2020-05-03 08:34
src/data/equiv/basic.lean
chore(*): switch to lean 3.10.0 (#2587) …
Added equiv.sum_comm_symmView on Github →