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Commit 2022-05-19 01:41 83285b24

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refactor(set_theory/game/pgame): Rename le_def_lf → le_iff_forall_lf (#14206) One-sided variants of these have also been introduced.

Estimated changes

Modified src/set_theory/game/impartial.lean

Modified src/set_theory/game/nim.lean

Modified src/set_theory/game/pgame.lean

deleted theorem pgame.le_def_lf

added theorem pgame.le_iff_forall_lf

added theorem pgame.le_of_forall_lf

deleted theorem pgame.lf_def_le

added theorem pgame.lf_iff_forall_le

added theorem pgame.lf_of_forall_le

Modified src/set_theory/surreal/basic.lean

Modified src/set_theory/surreal/dyadic.lean