特殊函数

special functions (math.)

special / unique / distinguished / especially / unusual / very / abbr. for 特克斯[te4 ke4 si1], tex

special / particular / unusual / extraordinary

different / unique / special / very / (classical) to behead / to die / to cut off / to separate / to surpass

envelope / case / letter

variant of 函[han2]

function (math.)

to count / to count as / to regard as / to enumerate (sb's shortcomings)

number / figure / several / CL:個|个[ge4]

frequently / repeatedly