ひつようじゅうぶんじょうけん 必要十分条件 LinksSentence search for 必要十分条件Sentence search for ひつようじゅうぶんじょうけんKanji details for 必, 要, 十, 分, 条 and 件Edit in JMdict Noun1. necessary and sufficient condition Discussions Log in to talk about this word.