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authorBob Jamison <ishmalius@gmail.com>2006-01-16 09:50:17 +0000
committerishmal <ishmal@users.sourceforge.net>2006-01-16 09:50:17 +0000
commit2d00762bebfb3257161115add4805a57aef25bde (patch)
tree2e5dfe871d77655fd43912917160602c9ec83e3c /src/extension/script/js/fdlibm/e_acosh.c
parent* src/svg/Makefile_insert: Updated to reflect a previous header (diff)
downloadinkscape-2d00762bebfb3257161115add4805a57aef25bde.tar.gz
inkscape-2d00762bebfb3257161115add4805a57aef25bde.zip
Remove duplicate Javascript tree. This dupe was probably an artifact of the migration.
(bzr r3)
Diffstat (limited to 'src/extension/script/js/fdlibm/e_acosh.c')
-rw-r--r--src/extension/script/js/fdlibm/e_acosh.c105
1 files changed, 0 insertions, 105 deletions
diff --git a/src/extension/script/js/fdlibm/e_acosh.c b/src/extension/script/js/fdlibm/e_acosh.c
deleted file mode 100644
index 725cceefb..000000000
--- a/src/extension/script/js/fdlibm/e_acosh.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
- *
- * ***** BEGIN LICENSE BLOCK *****
- * Version: MPL 1.1/GPL 2.0/LGPL 2.1
- *
- * The contents of this file are subject to the Mozilla Public License Version
- * 1.1 (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- * http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the
- * License.
- *
- * The Original Code is Mozilla Communicator client code, released
- * March 31, 1998.
- *
- * The Initial Developer of the Original Code is
- * Sun Microsystems, Inc.
- * Portions created by the Initial Developer are Copyright (C) 1998
- * the Initial Developer. All Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the terms of
- * either of the GNU General Public License Version 2 or later (the "GPL"),
- * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
- * in which case the provisions of the GPL or the LGPL are applicable instead
- * of those above. If you wish to allow use of your version of this file only
- * under the terms of either the GPL or the LGPL, and not to allow others to
- * use your version of this file under the terms of the MPL, indicate your
- * decision by deleting the provisions above and replace them with the notice
- * and other provisions required by the GPL or the LGPL. If you do not delete
- * the provisions above, a recipient may use your version of this file under
- * the terms of any one of the MPL, the GPL or the LGPL.
- *
- * ***** END LICENSE BLOCK ***** */
-
-/* @(#)e_acosh.c 1.3 95/01/18 */
-/*
- * ====================================================
- * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
- *
- * Developed at SunSoft, a Sun Microsystems, Inc. business.
- * Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
- * is preserved.
- * ====================================================
- *
- */
-
-/* __ieee754_acosh(x)
- * Method :
- * Based on
- * acosh(x) = log [ x + sqrt(x*x-1) ]
- * we have
- * acosh(x) := log(x)+ln2, if x is large; else
- * acosh(x) := log(2x-1/(sqrt(x*x-1)+x)) if x>2; else
- * acosh(x) := log1p(t+sqrt(2.0*t+t*t)); where t=x-1.
- *
- * Special cases:
- * acosh(x) is NaN with signal if x<1.
- * acosh(NaN) is NaN without signal.
- */
-
-#include "fdlibm.h"
-
-#ifdef __STDC__
-static const double
-#else
-static double
-#endif
-one = 1.0,
-ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */
-
-#ifdef __STDC__
- double __ieee754_acosh(double x)
-#else
- double __ieee754_acosh(x)
- double x;
-#endif
-{
- fd_twoints u;
- double t;
- int hx;
- u.d = x;
- hx = __HI(u);
- if(hx<0x3ff00000) { /* x < 1 */
- return (x-x)/(x-x);
- } else if(hx >=0x41b00000) { /* x > 2**28 */
- if(hx >=0x7ff00000) { /* x is inf of NaN */
- return x+x;
- } else
- return __ieee754_log(x)+ln2; /* acosh(huge)=log(2x) */
- } else if(((hx-0x3ff00000)|__LO(u))==0) {
- return 0.0; /* acosh(1) = 0 */
- } else if (hx > 0x40000000) { /* 2**28 > x > 2 */
- t=x*x;
- return __ieee754_log(2.0*x-one/(x+fd_sqrt(t-one)));
- } else { /* 1<x<2 */
- t = x-one;
- return fd_log1p(t+fd_sqrt(2.0*t+t*t));
- }
-}