Theorem IsWellFounded.rank_lt_of_rel

Modification history

2024-10-22 17:17
Mathlib/SetTheory/Ordinal/Arithmetic.lean
chore(SetTheory/Ordinal/Rank): move `IsWellFounded.rank` to its own file (#18078)
Modified IsWellFounded.rank_lt_of_relView on Github →
2024-10-22 14:15
Mathlib/SetTheory/Ordinal/Arithmetic.lean
chore(SetTheory/Ordinal/Arithmetic): `WellFounded.rank` → `IsWellFounded.rank` (#16586) …
Added IsWellFounded.rank_lt_of_relView on Github →