| | | 19.3.1.acosh |
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| Item | Value | | Header file | math.h | | Declaration | float acoshf(float arg);
double acosh(double arg);
long double acoshl(long double arg); | | Return | returns the arc hyperbolic cosine of arg. | | Parameter | The argument must be zero or greater; otherwise a domain error will occur. |
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#include <math.h>
#include <stdio.h>
int main(void)
{
double val = -1.0;
do {
printf(" %f.\n", val, acosh(val));
val += 1;
} while(val<=10.0);
return 0;
}
|
|
-1.000000.
0.000000.
1.000000.
2.000000.
3.000000.
4.000000.
5.000000.
6.000000.
7.000000.
8.000000.
9.000000.
10.000000. |
|