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| 19.18.1.expm1 |
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| Item | Value | | Header file | math.h | | Declaration | float expm1f(float arg);
double expm1(double arg);
long double expm1l(long double arg); | | Return | returns the natural logarithm e raised to the arg power, minus 1( e^arg-1). |
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#include <math.h>
#include <stdio.h>
int main(void)
{
printf("Value of e to the first: %f.", expm1f(1.0));
}
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Value of e to the first: 1.718282. |
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