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Theorem pgame.impartial_first_wins_symm

Modification history

2020-08-29 11:21
src/set_theory/game/impartial.lean
refactor(set_theory/game): make impartial a class (#3974) …
Deleted pgame.impartial_first_wins_symmView on Github →
2020-08-22 10:07
src/set_theory/game/impartial.lean
feat(set_theory/game): impartial games and the Sprague-Grundy theorem (#3855)
Added pgame.impartial_first_wins_symmView on Github →