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/* @(#)z_acosf.c 1.0 98/08/13 */
/******************************************************************
 * Arccosine
 *
 * Input:
 *   x - floating point value
 *
 * Output:
 *   arccosine of x
 *
 * Description:
 *   This routine returns the arccosine of x.
 *
 *****************************************************************/
 
#include "fdlibm.h"
#include "zmath.h"
 
float
_DEFUN (acosf, (float),
        float x)
{
  return (asinef (x, 1));
}
 
#ifdef _DOUBLE_IS_32BITS
double acos (double x)
{
  return (double) asinef ((float) x, 1);
}
 
#endif /* defined(_DOUBLE_IS_32BITS) */

Line No.	Rev	Author	Line
1	56	joel
2			`/* @(#)z_acosf.c 1.0 98/08/13 */`
3			`/******************************************************************`
4			`* Arccosine`
5			`*`
6			`* Input:`
7			`* x - floating point value`
8			`*`
9			`* Output:`
10			`* arccosine of x`
11			`*`
12			`* Description:`
13			`* This routine returns the arccosine of x.`
14			`*`
15			`*****************************************************************/`
16
17			`#include "fdlibm.h"`
18			`#include "zmath.h"`
19
20			`float`
21			`_DEFUN (acosf, (float),`
22			`float x)`
23			`{`
24			`return (asinef (x, 1));`
25			`}`
26
27			`#ifdef _DOUBLE_IS_32BITS`
28			`double acos (double x)`
29			`{`
30			`return (double) asinef ((float) x, 1);`
31			`}`
32
33			`#endif /* defined(_DOUBLE_IS_32BITS) */`

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