Theorem Finset.Nat.filter_fst_eq_antidiagonal

Modification history

2023-10-31 06:01
Mathlib/Data/Finset/NatAntidiagonal.lean
feat(Data.Finset.Antidiagonal): generalize `Finset.Nat.antidiagonal` (#7486) …
Deleted Finset.Nat.filter_fst_eq_antidiagonalView on Github →
2023-01-17 11:37
Mathlib/Data/Finset/NatAntidiagonal.lean
feat port : Data.Finset.NatAntidiagonal (#1598)
Added Finset.Nat.filter_fst_eq_antidiagonalView on Github →