複變函數論 Save Sign in to save words Simplified: 复变函数论 fùbiànhánshùlùn ㄈㄨˋ ㄅㄧㄢˋ ㄏㄢˊ ㄕㄨˋ ㄌㄨㄣˋ theory of functions of a complex variable math. Character by character 複(fù)repeat 變(biàn)change 函(hán)envelope 數(shù)number 論(lùn)opinion A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0