1/* @(#)e_j1.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
| 1/* @(#)e_j1.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
|
15#endif
16
17/* __ieee754_j1(x), __ieee754_y1(x)
18 * Bessel function of the first and second kinds of order zero.
19 * Method -- j1(x):
20 * 1. For tiny x, we use j1(x) = x/2 - x^3/16 + x^5/384 - ...
21 * 2. Reduce x to |x| since j1(x)=-j1(-x), and
22 * for x in (0,2)
--- 464 unchanged lines hidden --- | 15#endif
16
17/* __ieee754_j1(x), __ieee754_y1(x)
18 * Bessel function of the first and second kinds of order zero.
19 * Method -- j1(x):
20 * 1. For tiny x, we use j1(x) = x/2 - x^3/16 + x^5/384 - ...
21 * 2. Reduce x to |x| since j1(x)=-j1(-x), and
22 * for x in (0,2)
--- 464 unchanged lines hidden --- |