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Theorem list.is_nil_iff_eq_nil

Modification history

2021-04-20 03:28
src/data/list/basic.lean
chore(data/list): drop `list.is_nil` (#7269) …
Deleted list.is_nil_iff_eq_nilView on Github →
2020-05-12 01:24
src/data/list/basic.lean
feat(data/list): assorted lemmas (#2651) …
Added list.is_nil_iff_eq_nilView on Github →