Theorem SetTheory.PGame.le_grundyValue_of_Iio_subset_moveLeft

Modification history

2026-02-20 00:22
Mathlib/SetTheory/Game/Nim.lean
chore: remove deprecated material from CGT (#35550) …
Deleted SetTheory.PGame.le_grundyValue_of_Iio_subset_moveLeftView on Github →
2024-10-13 23:54
Mathlib/SetTheory/Game/Nim.lean
feat(SetTheory/Game/Nim): make `grundyValue` a nimber (#17645) …
Modified SetTheory.PGame.le_grundyValue_of_Iio_subset_moveLeftView on Github →
2024-09-18 22:25
Mathlib/SetTheory/Game/Nim.lean
chore(SetTheory/Game/Nim): redefine `grundyValue` as an infimum (#16874) …
Added SetTheory.PGame.le_grundyValue_of_Iio_subset_moveLeftView on Github →