Theorem Finset.sum_mul_sum_eq_sum_perm

Modification history

2024-03-04 10:56
Mathlib/GroupTheory/Perm/Cycle/Basic.lean
chore(GroupTheory/Perm/Cycle/Basic): Split (#10907) …
Modified Finset.sum_mul_sum_eq_sum_permView on Github →
2023-03-17 16:26
Mathlib/GroupTheory/Perm/Cycle/Basic.lean
feat: port GroupTheory.Perm.Cycle.Basic (#2528) …
Added Finset.sum_mul_sum_eq_sum_permView on Github →