pow, powl double pow (double base, double exp) long double powl (long double base, long double exp) Подробнее о pow, powl
poly, polyl double poly (double x, int n, double c[ ]) long double polyl (long double x, int n, long double c[ ]) Подробнее о poly, polyl
modf, modfl double modf (double num, double *i) long double modfl (long double num, long double *i) Подробнее о modf, modfl
_matherr, _matherrl int _matherr (struct exception *err) int _matherrl (struct _exceptionl *err) Подробнее о _matherr, _matherrl
log10, log10l double log10 (double num) long double log10l (long double num) Подробнее о log10, log10l