cexp, cexpf, cexpl - complex exponential function
Contents
Attributes
For an explanation of the terms used in this section, see attributes(7).
┌─────────────────────────────────────────────────────────────────────────────┬───────────────┬─────────┐
│ Interface │ Attribute │ Value │
├─────────────────────────────────────────────────────────────────────────────┼───────────────┼─────────┤
│ cexp(), cexpf(), cexpl() │ Thread safety │ MT-Safe │
└─────────────────────────────────────────────────────────────────────────────┴───────────────┴─────────┘
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)
History
glibc 2.1. C99, POSIX.1-2001.
Library
Math library (libm, -lm)
Name
cexp, cexpf, cexpl - complex exponential function
See Also
cabs(3), cexp2(3), clog(3), cpow(3), complex(7) Linux man-pages 6.9.1 2024-05-02 cexp(3)
Standards
C11, POSIX.1-2008.
Synopsis
#include<complex.h>doublecomplexcexp(doublecomplexz);floatcomplexcexpf(floatcomplexz);longdoublecomplexcexpl(longdoublecomplexz);