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Theorem finsupp.comap_domain_add_of_injective

Modification history

2022-05-12 08:45
src/data/finsupp/basic.lean
feat(data/finsupp/basic): `finsupp.comap_domain` is an `add_monoid_hom` (#13783) …
Added finsupp.comap_domain_add_of_injectiveView on Github →