Theorem Ordinal.toNimber_eq_one

Modification history

2026-02-20 00:22
Mathlib/SetTheory/Nimber/Basic.lean
chore: remove deprecated material from CGT (#35550) …
Deleted Ordinal.toNimber_eq_oneView on Github →
2024-10-10 11:56
Mathlib/SetTheory/Ordinal/Nimber.lean
feat(SetTheory/Ordinal/Nimber): nim addition of natural numbers is XOR (#16878) …
Modified Ordinal.toNimber_eq_oneView on Github →
2024-09-16 17:23
Mathlib/SetTheory/Ordinal/Nimber.lean
feat(SetTheory/Ordinal/Nimber): Initial development of nimbers (#16088) …
Added Ordinal.toNimber_eq_oneView on Github →