EntityQ3177942· pop 5· linked from 234 articlespartisan gameSign in to savein combinatorial game theoryConnectionschessEntitydigital object identifierEntityJohn Horton ConwayEntityZugzwangEntityMathematical ReviewsEntityElwyn Ralph BerlekampEntityRichard K. GuyEntityNoam ElkiesEntitycombinatorial game theoryEntitySprague–Grundy theoremEntityimpartial gameEntitynimberEntityCategoriesCombinatorial game theory