Theorem PSet.subset_iff

Modification history

2025-03-27 04:48

Mathlib/SetTheory/ZFC/Basic.lean

chore: split `SetTheory.ZFC.Basic` (#23354) …

Modified PSet.subset_iff View on Github →

2024-08-20 21:47

Mathlib/SetTheory/ZFC/Basic.lean

feat(SetTheory/ZFC): Add `mem_` theorems for `PSet` (#16006) …

Added PSet.subset_iff View on Github →