Theorem Finset.mem_powersetLen

Modification history

2023-10-17 20:58
Mathlib/Data/Finset/Powerset.lean
chore: rename Finset.powersetLen to powersetCard (#7667) …
Deleted Finset.mem_powersetLenView on Github →
2023-01-17 13:11
Mathlib/Data/Finset/Powerset.lean
feat: port Data.Finset.Powerset (#1622)
Added Finset.mem_powersetLenView on Github →