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Theorem list.count_filter

Modification history

2021-11-08 10:06

src/data/list/basic.lean

split(data/list/*): split off `data.list.basic` (#10164) …

Modified list.count_filter View on Github →

2018-08-15 20:22

data/list/basic.lean

feat(data/multiset): count_filter

Added list.count_filter View on Github →