.TH EXP 3M "18 July 1983"
exp, log, log10, pow, sqrt \- exponential, logarithm, power, square root
returns the exponential function of
returns the natural logarithm of
returns the base 10 logarithm.
returns the square root of
return a huge value when the correct value would overflow;
to EDOM when the second argument is negative and non-integral and
when both arguments are 0.