Terms for subject Mathematics containing form-function

English	Russian
circular-function form	тригонометрическое представление (комплексного числа A.Rezvov)
range of existence and the form of the function	область существования и поведение функции (ssn)
specific forms of the functions	конкретный вид функций (A.Rezvov)
these functions form six groups with four functions in each group	эти функции образуют шесть групп ...
these quasilinear equations take the general form of 1 or 2, but have coefficients which are also functions of x	общего вида