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s_asinh.c (97413) s_asinh.c (176451)
1/* @(#)s_asinh.c 5.1 93/09/24 */
2/*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
9 * is preserved.
10 * ====================================================
11 */
12
1/* @(#)s_asinh.c 5.1 93/09/24 */
2/*
3 * ====================================================
4 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
5 *
6 * Developed at SunPro, a Sun Microsystems, Inc. business.
7 * Permission to use, copy, modify, and distribute this
8 * software is freely granted, provided that this notice
9 * is preserved.
10 * ====================================================
11 */
12
13#ifndef lint
14static char rcsid[] = "$FreeBSD: head/lib/msun/src/s_asinh.c 97413 2002-05-28 18:15:04Z alfred $";
15#endif
13#include <sys/cdefs.h>
14__FBSDID("$FreeBSD: head/lib/msun/src/s_asinh.c 176451 2008-02-22 02:30:36Z das $");
16
17/* asinh(x)
18 * Method :
19 * Based on
20 * asinh(x) = sign(x) * log [ |x| + sqrt(x*x+1) ]
21 * we have
22 * asinh(x) := x if 1+x*x=1,
23 * := sign(x)*(log(x)+ln2)) for large |x|, else

--- 34 unchanged lines hidden --- 		15
16/* asinh(x)
17 * Method :
18 * Based on
19 * asinh(x) = sign(x) * log [ |x| + sqrt(x*x+1) ]
20 * we have
21 * asinh(x) := x if 1+x*x=1,
22 * := sign(x)*(log(x)+ln2)) for large |x|, else

--- 34 unchanged lines hidden ---