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Theorem pgame.zero_equiv_neg_iff

Modification history

2022-06-10 10:04

src/set_theory/game/pgame.lean

refactor(set_theory/game/pgame): rename and add theorems like `-y ≤ -x ↔ x ≤ y` (#14653) …

Added pgame.zero_equiv_neg_iff View on Github →