Theorem Finset.mem_upShadow_iff_exists_mem_card_add_one

Modification history

2023-11-03 20:42
Mathlib/Combinatorics/SetFamily/Shadow.lean
feat: Lemmas about the iterated shadow (#7863) …
Modified Finset.mem_upShadow_iff_exists_mem_card_add_oneView on Github →
2023-01-30 06:57
Mathlib/Combinatorics/SetFamily/Shadow.lean
feat: port Combinatorics.SetFamily.Shadow (#1938)
Added Finset.mem_upShadow_iff_exists_mem_card_add_oneView on Github →