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
|
'\" t
.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
.\"
.\" SPDX-License-Identifier: GPL-1.0-or-later
.\"
.TH cexp 3 2022-12-15 "Linux man-pages 6.03"
.SH NAME
cexp, cexpf, cexpl \- complex exponential function
.SH LIBRARY
Math library
.RI ( libm ", " \-lm )
.SH SYNOPSIS
.nf
.B #include <complex.h>
.PP
.BI "double complex cexp(double complex " z );
.BI "float complex cexpf(float complex " z );
.BI "long double complex cexpl(long double complex " z );
.fi
.SH DESCRIPTION
These functions calculate e (2.71828..., the base of natural logarithms)
raised to the power of
.IR z .
.PP
One has:
.PP
.in +4n
.EX
cexp(I * z) = ccos(z) + I * csin(z)
.EE
.in
.SH VERSIONS
These functions were added in glibc 2.1.
.SH ATTRIBUTES
For an explanation of the terms used in this section, see
.BR attributes (7).
.ad l
.nh
.TS
allbox;
lbx lb lb
l l l.
Interface Attribute Value
T{
.BR cexp (),
.BR cexpf (),
.BR cexpl ()
T} Thread safety MT-Safe
.TE
.hy
.ad
.sp 1
.SH STANDARDS
C99, POSIX.1-2001, POSIX.1-2008.
.SH SEE ALSO
.BR cabs (3),
.BR cexp2 (3),
.BR clog (3),
.BR cpow (3),
.BR complex (7)
|
