# math

float sqrt (float x)
{
  ...
}

float64 sqrt (float64 x)
{
  ...
}

ulong fp_eq (float x, float standard, float epsilon, float fp_delta)
{
  ...
}

ulong is_nan (float x)
{
  ...
}

...

#export fp_eq, is_nan,
        exp, ln, pow, sqrt,
        sin, cos, tn, ctn, atn, actn
