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Theorem list.count_singleton

Modification history

2021-11-08 10:06
src/data/list/basic.lean
split(data/list/*): split off `data.list.basic` (#10164) …
Modified list.count_singletonView on Github →
2018-10-08 14:30
data/list/basic.lean
refactor(*): touching up proofs from 'faster' branch
Modified list.count_singletonView on Github →
2017-07-23 18:29
data/list/basic.lean
refactor(*): use 'lemma' iff statement is private
Modified list.count_singletonView on Github →
2017-07-23 15:16
data/list/basic.lean
refactor(*): import content from lean/library/data and library_dev
Added list.count_singletonView on Github →