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1.1 root 1: .\" @(#)j0.3 6.1 (Berkeley) 5/15/85
2: .\"
3: .TH J0 3M "May 15, 1985"
4: .AT 3
5: .SH NAME
6: j0, 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
30: These functions calculate Bessel functions of the first
31: and second kinds for real arguments and integer orders.
32: .SH DIAGNOSTICS
33: Negative arguments cause
34: .I y0, y1,
35: and
36: .I yn
37: to return a huge negative value and set
38: .I errno
39: to EDOM.
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