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Theorem alist.lookup_finsupp_eq_iff_of_ne_zero

Modification history

2023-01-22 11:32
src/data/finsupp/alist.lean
refactor(data/finsupp/basic): split out alist results (#18250) …
Modified alist.lookup_finsupp_eq_iff_of_ne_zeroView on Github →
2023-01-20 18:38
src/data/finsupp/basic.lean
fix(data/finsupp/basic): add missing `decidable` arguments in lemma statements (#18241) …
Modified alist.lookup_finsupp_eq_iff_of_ne_zeroView on Github →
2022-08-19 13:53
src/data/finsupp/basic.lean
feat(data/finsupp/basic): more lemmas on `alist.lookup_finsupp` (#15875)
Added alist.lookup_finsupp_eq_iff_of_ne_zeroView on Github →