Theorem Finset.smul_sum

Modification history

2025-07-05 03:31
Mathlib/Algebra/BigOperators/GroupWithZero/Action.lean
chore(Algebra/BigOperators): rename variables away from greek letters (#26521) …
Modified Finset.smul_sumView on Github →
2025-03-26 20:16
Mathlib/Algebra/BigOperators/GroupWithZero/Action.lean
feat: add smul_finsum_mem (#23330)
Modified Finset.smul_sumView on Github →
2023-01-18 17:32
Mathlib/GroupTheory/GroupAction/BigOperators.lean
feat: port GroupTheory.GroupAction.BigOperators (#1655)
Added Finset.smul_sumView on Github →