1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
.\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
.\" <mtk.manpages@gmail.com>
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date. The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein. The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
.\" professionally.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
.\"
.\" References consulted:
.\" Linux libc source code
.\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
.\" 386BSD man pages
.\" Modified Sat Jul 24 19:08:17 1993 by Rik Faith (faith@cs.unc.edu)
.\" Modified 2002-08-25, aeb
.\" Modified 2004-11-12 as per suggestion by Fabian Kreutz/AEB
.\" 2008-07-24, mtk, moved yxx() material into separate y0.3 page
.\"
.\" Japanese Version Copyright (c) 1998 Ishii Tatsuo all rights reserved.
.\" Translated Sun May 24 1998 by Ishii Tatsuo <rfun@azusa.shinshu-u.ac.jp>
.\" Updated 2002-09-24 by Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2008-09-16, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.TH J0 3 2008-08-05 "" "Linux Programmer's Manual"
.SH ̾
j0, j0f, j0l, j1, j1f, j1l, jn, jnf, jnl \- ٥åؿ
.SH
.nf
.B #include <math.h>
.sp
.fi
.BI "double j0(double " x );
.br
.BI "double j1(double " x );
.br
.BI "double jn(int " n ", double " x );
.sp
.BI "float j0f(float " x );
.br
.BI "float j1f(float " x );
.br
.BI "float jnf(int " n ", float " x );
.sp
.BI "long double j0l(long double " x );
.br
.BI "long double j1l(long double " x );
.br
.BI "long double jnl(int " n ", long double " x );
.fi
.sp
\fI\-lm\fP ǥ롣
.sp
.in -4n
glibc εǽޥ
.RB ( feature_test_macros (7)
):
.in
.sp
.ad l
.BR j0 (),
.BR j1 (),
.BR jn ():
_SVID_SOURCE || _BSD_SOURCE || _XOPEN_SOURCE
.br
.BR j0f (),
.BR j0l (),
.BR j1f (),
.BR j1l (),
.BR jnf (),
.BR jnl ():
_SVID_SOURCE || _BSD_SOURCE || _XOPEN_SOURCE\ >=\ 600
.\" Also seems to work: -std=c99 -D_XOPEN_SOURCE
.ad b
.SH
ؿ
.BR j0 (),
.BR j1 ()
Ϥ줾 \fIx\fP 01
٥åؿ֤ͤ
ؿ
.BR jn ()
\fIx\fP \fIn\fP
٥åؿ֤ͤ
.PP
.BR j0f ()
δؿ
.BR j0l ()
δؿϡ줾
.I float
.I "long double"
֤֤ͤ
.SH ֤
ȡδؿ
.I x
Ф٥åؿ֤ͤ
.I x
NaN ξ硢NaN ֤롣
.I x
ͤ礭̤ե硢
ϰϥ顼 (range error) ȯ֤ͤ 0 Ȥʤ롣
.SH 顼
δؿƤӽФݤ˥顼ȯȽˡˤĤƤξ
.BR math_error (7)
ȤΤȡ
.PP
ʲΥ顼ȯǽ롣
.TP
ϰϥ顼: ̤Υե䡢\fIx\fP ͤ礭
.I errno
.B ERANGE
ꤵ롣
.\" An underflow floating-point exception
.\" .RB ( FE_UNDERFLOW )
.\" is raised.
.PP
δؿϡ
.BR fetestexcept (3)
ǥåǤ㳰夲ʤ
.\" FIXME . Is it intentional that these functions do not raise exceptions?
.\" e.g., j0(1.5e16)
.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6805
.SH
.I double
֤ͤؿϡSVr4, 4.3BSD, POSIX.1-2001
˽롣
ʳɸδؿǡBSD ˤ¸ߤ롣
.SH Х
\-8 8 ޤǤ \fIx\fP ͤˤĤ
.BR j0 (),
.BR j1 (),
.BR jn ()
֤ͤˤϡ 2e\-16 θ롣
.SH Ϣ
.BR y0 (3)
|
