The Schworak Site | Log In | Up One Level

3. Library calls (functions within program libraries)

Enter a Linux command to search for:

CEXP

Section: Linux Programmer's Manual (3)
Updated: 2015-04-19
Index  |  Return to Main Contents
 

NAME

cexp, cexpf, cexpl - complex exponential function  

SYNOPSIS

#include <complex.h>

double complex cexp(double complex z);
float complex cexpf(float complex z);
long double complex cexpl(long double complex z);

Link with -lm.  

DESCRIPTION

These functions calculate e (2.71828..., the base of natural logarithms) raised to the power of z.

One has:


    cexp(I * z) = ccos(z) + I * csin(z)
 

VERSIONS

These functions first appeared in glibc in version 2.1.  

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).
InterfaceAttributeValue
cexp(), cexpf(), cexpl() Thread safetyMT-Safe

 

CONFORMING TO

C99, POSIX.1-2001, POSIX.1-2008.  

SEE ALSO

cabs(3), cexp2(3), clog(3), cpow(3), complex(7)  

COLOPHON

This page is part of release 4.04 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at http://www.kernel.org/doc/man-pages/.


 

Index

NAME
SYNOPSIS
DESCRIPTION
VERSIONS
ATTRIBUTES
CONFORMING TO
SEE ALSO
COLOPHON

Return to Main Contents

All content on this site is copyright ©2004-2019 and is not to be reproduced without prior permission.