有ゆう限げん級きゅう数すうゆうげんきゅうすうじ字FuriganaMeanings1nounfinite seriesmathematics›Mathematical term for a series with a finite number of terms, as opposed to an infinite series.有ゆう限げん級きゅう数すうの和わを求もとめる公こう式しきを学