Def birkhoffSum

Modification history

2024-05-27 08:32
Mathlib/Dynamics/BirkhoffSum/Basic.lean
chore: Use the new `∑ i ∈ s, f i` notation (#13209) …
Modified birkhoffSumView on Github →
2023-07-25 20:35
Mathlib/Dynamics/BirkhoffSum/Basic.lean
feat(Dynamics/Birkhoff): define Birkhoff sum and Birkhoff average (#6131)
Added birkhoffSumView on Github →