Материал из C\C++ эксперт
acosh: returns the arc hyperbolic cosine of arg
//Declaration: float acoshf(float arg);
double acosh(double arg);
long double acoshl(long double arg);
//Parameter: The argument must be zero or greater;
otherwise a domain error will occur.
#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.
*/
