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[thirdparty/man-pages.git] / man3 / csin.3

diff --git a/man3/csin.3 b/man3/csin.3
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+++ b/man3/csin.3
@@ -1,25 +1,53 @@
 .\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
+.\"
+.\" %%%LICENSE_START(GPL_NOVERSION_ONELINE)
 .\" Distributed under GPL
+.\" %%%LICENSE_END
 .\"
-.TH CSIN 3 2002-07-28 "" "complex math routines"
+.TH CSIN 3 2017-09-15 "" "Linux Programmer's Manual"
 .SH NAME
 csin, csinf, csinl \- complex sine function
 .SH SYNOPSIS
 .B #include <complex.h>
-.sp
+.PP
 .BI "double complex csin(double complex " z ");"
 .br
 .BI "float complex csinf(float complex " z );
 .br
 .BI "long double complex csinl(long double complex " z ");"
-.sp
-Link with \-lm.
+.PP
+Link with \fI\-lm\fP.
 .SH DESCRIPTION
-The complex sine function csin(z) is defined as (exp(i*z)\-exp(\-i*z))/(2*i).
-.SH "CONFORMING TO"
-C99
-.SH "SEE ALSO"
+These functions calculate the complex sine of
+.IR z .
+.PP
+The complex sine function is defined as:
+.PP
+.nf
+    csin(z) = (exp(i * z) \- exp(\-i * z)) / (2 * i)
+.fi
+.SH VERSIONS
+These functions first appeared in glibc in version 2.1.
+.SH ATTRIBUTES
+For an explanation of the terms used in this section, see
+.BR attributes (7).
+.TS
+allbox;
+lbw24 lb lb
+l l l.
+Interface      Attribute       Value
+T{
+.BR csin (),
+.BR csinf (),
+.BR csinl ()
+T}     Thread safety   MT-Safe
+.TE
+.sp 1
+.SH CONFORMING TO
+C99, POSIX.1-2001, POSIX.1-2008.
+.SH SEE ALSO
 .BR cabs (3),
-.BR csin (3),
+.BR casin (3),
+.BR ccos (3),
 .BR ctan (3),
 .BR complex (7)