Table of Contentserf, erfc - error function and complementary error function #include <math.h>
double erf(double x);
double erfc (double x); The erf() function returns the error function of x; defined as - erf(x) = 2/sqrt(pi)* integral from 0 to x of exp(-t*t) dt
The erfc() function returns the complementary error function of x, that is 1.0 - erf(x).
SVID 3, BSD 4.3 exp(3)
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