Theorem Finset.prod_powersetLen

Modification history

2023-10-17 20:58
Mathlib/Algebra/BigOperators/Basic.lean
chore: rename Finset.powersetLen to powersetCard (#7667) …
Deleted Finset.prod_powersetLenView on Github →
2023-09-27 20:27
Mathlib/Algebra/BigOperators/Basic.lean
feat: When the sum of a nonneg function is zero (#7372) …
Added Finset.prod_powersetLenView on Github →