Theorem Set.notMem_Iio_self

Modification history

2026-02-10 16:30

Mathlib/Order/Interval/Set/Basic.lean

feat(Order/Interval/Set): `to_dual` for `Iio`/`Iic` (#33964) …

Deleted Set.notMem_Iio_self View on Github →

2025-05-25 12:30

Mathlib/Order/Interval/Set/Basic.lean

chore(*): not_mem/nmem -> notMem (#25159)

Added Set.notMem_Iio_self View on Github →