ERF(3) | Library Functions Manual | ERF(3) |
erf
, erff
,
erfl
, erfc
,
erfcf
, erfcl
—
#include <math.h>
double
erf
(double
x);
float
erff
(float
x);
long double
erfl
(long
double x);
double
erfc
(double
x);
float
erfcf
(float
x);
long double
erfcl
(long
double x);
The erf
() calculates the error function of
x; where
The erfc
() function calculates the
complementary error function of x; that is
erfc
() subtracts the result of the error function
erf
(x) from 1.0. This is
useful, since for large x places disappear.
erf
() and erfc
() functions
appeared in 4.3BSD.
November 7, 2015 | NetBSD 9.0 |