EntityQ32980· pop 15· linked from 119 articlesfast inverse square rootSign in to saveroot-finding algorithmConnectionsQ217423EntityEuclidean vectorEntityJohn CarmackEntitymachinimaEntityQuakeConEntityid TechEntityYouTubeConceptInternational Standard Book NumberEntityQ15777Entityvideo gameEntityalgorithmEntityCambridgeEntitylengthEntityreal numberEntitydigital object identifierEntitybinary numeral systemEntityInternational Standard Serial NumberEntitysquare rootEntityderivativeEntitybitEntityCategoriesQuake (series)Root-finding algorithmsSource code