Theorem Ordinal.principal_add_of_le_one

Modification history

2024-11-12 10:47

Mathlib/SetTheory/Ordinal/Principal.lean

chore(SetTheory/Ordinal/Principal): use `variable` (#18898) …

Modified Ordinal.principal_add_of_le_one View on Github →

2023-02-22 19:59

Mathlib/SetTheory/Ordinal/Principal.lean

feat: port SetTheory.Ordinal.Principal (#2442)

Added Ordinal.principal_add_of_le_one View on Github →