無む限げん級きゅう数すうむげんきゅうすうMeanings1nouninfinite seriesmathematicsMathematical term for a sum of infinitely many terms. Used in calculus and analysis.この無む限げん級きゅう数すうは収しゅう束そくする。This infinite series converges.無む限げん級きゅう数すうの和わを求もとめる。Find the sum of the infinite series.