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95f51977 1.\" @(#)j0.3m 6.1 (Berkeley) 5/15/85
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95f51977 3.TH J0 3M "May 15, 1985"
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4.AT 3
5.SH NAME
6j0, j1, jn, y0, y1, yn \- bessel functions
7.SH SYNOPSIS
8.nf
9.B #include <math.h>
10.PP
11.B double j0(x)
12.B double x;
13.PP
14.B double j1(x)
15.B double x;
16.PP
17.B double jn(n, x)
18.B double x;
19.PP
20.B double y0(x)
21.B double x;
22.PP
23.B double y1(x)
24.B double x;
25.PP
26.B double yn(n, x)
27.B double x;
28.fi
29.SH DESCRIPTION
30These functions calculate Bessel functions of the first
31and second kinds for real arguments and integer orders.
32.SH DIAGNOSTICS
33Negative arguments cause
34.I y0, y1,
35and
36.I yn
77b29557 37to return a huge negative value and set
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38.I errno
39to EDOM.