余函数 yúhánshù cofunction Definitions Defs Origin Strokes Stroke Words Sentences Sents yúhánshù cofunction 余 餘 yú noundeterminer other (bound form) other; the rest; remaining; used to refer to things besides what has been mentioned函数 函數 hánshù function (math.) a relationship where each input value corresponds to exactly one output valueyúhánshù remainder function 余 餘 yú nounadjective surplus extra; surplus; remaining; what is left over; the remainder after a division函数 函數 hánshù function (math.) a relationship where each input value corresponds to exactly one output value