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Theorem finsupp.map_range.equiv_symm

Modification history

2021-08-18 18:52
src/data/finsupp/basic.lean
feat(algebra/monoid_algebra): add_monoid_algebra.op_{add,ring}_equiv (#8536) …
Modified finsupp.map_range.equiv_symmView on Github →
2021-08-09 10:27
src/data/finsupp/basic.lean
chore(data/finsupp): add missing lemmas (#8553) …
Added finsupp.map_range.equiv_symmView on Github →