Theorem Finset.mem_memberSubfamily

Modification history

2023-05-07 05:02
Mathlib/Combinatorics/SetFamily/Compression/Down.lean
chore: bye-bye, solo `by`s! (#3825) …
Modified Finset.mem_memberSubfamilyView on Github →
2023-01-17 11:42
Mathlib/Combinatorics/SetFamily/Compression/Down.lean
feat: port Combinatorics.SetFamily.Compression.Down (#1604) …
Added Finset.mem_memberSubfamilyView on Github →