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Name

cexp, cexpf, cexpl - complex exponential function

Library

Math library ( libm ", " -lm )

Synopsis

#include <complex.h> 
double complex cexp(double complex  z );
float complex cexpf(float complex  z );
long double complex cexpl(long double complex  z );

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)

Attributes

For an explanation of the terms used in this section, see attributes(7). allbox; lbx lb lb T{ cexp()cexpf()cexpl()
InterfaceAttributeValue
T}Thread safetyMT-Safe

Standards

C11, POSIX.1-2008.

History

glibc 2.1. C99, POSIX.1-2001.

See Also

  1. cabs(3),
  2. cexp2(3),
  3. clog(3),
  4. cpow(3),
  5. complex(7)