留りゅう数すうMeanings1nounresiduemathematicsMathematical term used in complex analysis; the coefficient of 1/(z-a) in a Laurent expansion.この関かん数すうの留りゅう数すうを計けい算さんしてください。Please calculate the residue of this function.留りゅう数すう定てい理りは複ふく素そ積せき分ぶんでよく使つかわれる。The residue theorem is often used in complex integration.