| Item | Value |
| Header file | math.h |
| Declaration | float erfcf(float arg); double erfc(double arg); long double erfcl(long double arg); |
| Return | returns the complementary error function. |
#include <math.h>
#include <stdio.h>
int main(void)
{
printf("Value of e to the first: %f.", erfc(1.1));
}
Value of e to the first: 0.119795.
| 19.15.erfc | ||||
| 19.15.1. | erfc | |||