man3/csin.3

   1 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
   2 .\" Distributed under GPL
   3 .\"
   4 .TH CSIN 3 2002-07-28 "" "complex math routines"
   5 .SH NAME
   6 csin, csinf, csinl \- complex sine function
   7 .SH SYNOPSIS
   8 .B #include <complex.h>
   9 .sp
  10 .BI "double complex csin(double complex " z ");"
  11 .br
  12 .BI "float complex csinf(float complex " z );
  13 .br
  14 .BI "long double complex csinl(long double complex " z ");"
  15 .sp
  16 Link with \-lm.
  17 .SH DESCRIPTION
  18 The complex sine function csin(z) is defined as (exp(i*z)-exp(-i*z))/(2*i).
  19 .SH "CONFORMING TO"
  20 C99
  21 .SH "SEE ALSO"
  22 .BR cabs (3),
  23 .BR csin (3),
  24 .BR ctan (3),
  25 .BR complex (5)