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| author | Aaron Spike <aaron@ekips.org> | 2006-04-12 13:20:54 +0000 |
|---|---|---|
| committer | acspike <acspike@users.sourceforge.net> | 2006-04-12 13:20:54 +0000 |
| commit | ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b (patch) | |
| tree | 234f5425a7ef7058e69dc2ab77f89810e4f3ed91 /src/dom/js/fdlibm/w_jn.c | |
| parent | fix 1466070 (diff) | |
| download | inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.tar.gz inkscape-ddfaffe08d23e4663fe759d67ae33fd67fc9ce5b.zip | |
Removed file/folder for ishmal
(bzr r478)
Diffstat (limited to 'src/dom/js/fdlibm/w_jn.c')
| -rw-r--r-- | src/dom/js/fdlibm/w_jn.c | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/src/dom/js/fdlibm/w_jn.c b/src/dom/js/fdlibm/w_jn.c deleted file mode 100644 index 6926b0da8..000000000 --- a/src/dom/js/fdlibm/w_jn.c +++ /dev/null @@ -1,128 +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 ***** */ - -/* @(#)w_jn.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. - * ==================================================== - */ - -/* - * wrapper jn(int n, double x), yn(int n, double x) - * floating point Bessel's function of the 1st and 2nd kind - * of order n - * - * Special cases: - * y0(0)=y1(0)=yn(n,0) = -inf with division by zero signal; - * y0(-ve)=y1(-ve)=yn(n,-ve) are NaN with invalid signal. - * Note 2. About jn(n,x), yn(n,x) - * For n=0, j0(x) is called, - * for n=1, j1(x) is called, - * for n<x, forward recursion us used starting - * from values of j0(x) and j1(x). - * for n>x, a continued fraction approximation to - * j(n,x)/j(n-1,x) is evaluated and then backward - * recursion is used starting from a supposed value - * for j(n,x). The resulting value of j(0,x) is - * compared with the actual value to correct the - * supposed value of j(n,x). - * - * yn(n,x) is similar in all respects, except - * that forward recursion is used for all - * values of n>1. - * - */ - -#include "fdlibm.h" - -#ifdef __STDC__ - double fd_jn(int n, double x) /* wrapper jn */ -#else - double fd_jn(n,x) /* wrapper jn */ - double x; int n; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_jn(n,x); -#else - double z; - z = __ieee754_jn(n,x); - if(_LIB_VERSION == _IEEE_ || fd_isnan(x) ) return z; - if(fd_fabs(x)>X_TLOSS) { - int err; - return __kernel_standard((double)n,x,38,&err); /* jn(|x|>X_TLOSS,n) */ - } else - return z; -#endif -} - -#ifdef __STDC__ - double yn(int n, double x) /* wrapper yn */ -#else - double yn(n,x) /* wrapper yn */ - double x; int n; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_yn(n,x); -#else - double z; - int err; - z = __ieee754_yn(n,x); - if(_LIB_VERSION == _IEEE_ || fd_isnan(x) ) return z; - if(x <= 0.0){ - if(x==0.0) - /* d= -one/(x-x); */ - return __kernel_standard((double)n,x,12,&err); - else - /* d = zero/(x-x); */ - return __kernel_standard((double)n,x,13,&err); - } - if(x>X_TLOSS) { - return __kernel_standard((double)n,x,39,&err); /* yn(x>X_TLOSS,n) */ - } else - return z; -#endif -} |
