Def Ordinal.lift.principalSeg

Modification history

2024-09-24 06:31
Mathlib/SetTheory/Ordinal/Basic.lean
chore(SetTheory/Ordinal/Basic): `lift.initialSeg` → `liftInitialSeg` (#16995)
Deleted Ordinal.lift.principalSegView on Github →
2023-02-13 06:43
Mathlib/SetTheory/Ordinal/Basic.lean
feat: port SetTheory.Ordinal.Basic (#2217) …
Added Ordinal.lift.principalSegView on Github →