1 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
3 .\" %%%LICENSE_START(GPL_NOVERSION_ONELINE)
4 .\" Distributed under GPL
7 .TH CEXP 3 2008-08-11 "" "Linux Programmer's Manual"
9 cexp, cexpf, cexpl \- complex exponential function
11 .B #include <complex.h>
13 .BI "double complex cexp(double complex " z ");"
15 .BI "float complex cexpf(float complex " z ");"
17 .BI "long double complex cexpl(long double complex " z ");"
21 The function calculates e (2.71828..., the base of natural logarithms)
22 raised to the power of
28 cexp(I * z) = ccos(z) + I * csin(z)
31 These functions first appeared in glibc in version 2.1.
41 This page is part of release 3.68 of the Linux
44 A description of the project,
45 information about reporting bugs,
46 and the latest version of this page,
48 \%http://www.kernel.org/doc/man\-pages/.