Search the dictionary A Chinese word or character, or English Draw a character Search 9 entries. biànhán 便函 an informal letter sent by an organization fùbiànhánshù 复变函数 function of a complex variable (math.) fùbiànhánshùlùn 复变函数论 theory of functions of a complex variable shíbiànhánshù 实变函数 function of a real variable (math.) shíbiànhánshùlùn 实变函数论 theory of functions of a real variable shíbiànhánshù 實變函數 function of a real variable (math.) shíbiànhánshùlùn 實變函數論 theory of functions of a real variable fùbiànhánshù 複變函數 function of a complex variable (math.) fùbiànhánshùlùn 複變函數論 theory of functions of a complex variable