Theorem Finset.union_subset_union_right

Modification history

2026-10-31 04:12
Mathlib/Data/Finset/Lattice/Basic.lean
feat: use `max`/`min` for `union`/`inter` in `Set`, `Finset`, `ZFSet`, `Class` (#42316) …
Modified Finset.union_subset_union_rightView on Github →
2024-11-11 13:54
Mathlib/Data/Finset/Basic.lean
chore(Data/Finset): split `Basic.lean` into many smaller files (#18610) …
Modified Finset.union_subset_union_rightView on Github →
2023-04-24 08:51
Mathlib/Data/Finset/Basic.lean
feat: `insert` and `erase` lemmas (#3569) …
Added Finset.union_subset_union_rightView on Github →