man3/cpow.3

   1 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
   2 .\"
   3 .\" %%%LICENSE_START(GPL_NOVERSION_ONELINE)
   4 .\" Distributed under GPL
   5 .\" %%%LICENSE_END
   6 .\"
   7 .TH CPOW 3 2015-04-19 "" "Linux Programmer's Manual"
   8 .SH NAME
   9 cpow, cpowf, cpowl \- complex power function
  10 .SH SYNOPSIS
  11 .nf
  12 .B #include <complex.h>
  13 .PP
  14 .BI "double complex cpow(double complex " x ", complex double " z ");"
  15 .BI "float complex cpowf(float complex " x ", complex float " z ");"
  16 .BI "long double complex cpowl(long double complex " x ,
  17 .BI "                          complex long double " z ");"
  18 .PP
  19 Link with \fI\-lm\fP.
  20 .fi
  21 .SH DESCRIPTION
  22 These functions calculate
  23 .I x
  24 raised to the power
  25 .IR z
  26 (with a branch cut for
  27 .I x
  28 along the negative real axis.)
  29 .SH VERSIONS
  30 These functions first appeared in glibc in version 2.1.
  31 .SH ATTRIBUTES
  32 For an explanation of the terms used in this section, see
  33 .BR attributes (7).
  34 .TS
  35 allbox;
  36 lbw24 lb lb
  37 l l l.
  38 Interface       Attribute       Value
  39 T{
  40 .BR cpow (),
  41 .BR cpowf (),
  42 .BR cpowl ()
  43 T}      Thread safety   MT-Safe
  44 .TE
  45 .SH CONFORMING TO
  46 C99, POSIX.1-2001, POSIX.1-2008.
  47 .SH SEE ALSO
  48 .BR cabs (3),
  49 .BR pow (3),
  50 .BR complex (7)