.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk
.\" <mtk.manpages@gmail.com>
.\"
+.\" %%%LICENSE_START(VERBATIM)
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
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.\" the source, must acknowledge the copyright and authors of this work.
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.\"
.\" Modified 2002-07-27 by Walter Harms
.\" (walter.harms@informatik.uni-oldenburg.de)
-.TH LOG1P 3 2010-09-20 "" "Linux Programmer's Manual"
+.TH LOG1P 3 2014-02-28 "" "Linux Programmer's Manual"
.SH NAME
log1p, log1pf, log1pl \- logarithm of 1 plus argument
.SH SYNOPSIS
.fi
It is computed in a way
-that is accurate even if the value of \fIx\fP is near zero.
+that is accurate even if the value of
+.I x
+is near zero.
.SH RETURN VALUE
On success, these functions return the natural logarithm of
.IR "(1\ +\ x)" .
.\" FIXME . Is it intentional that these functions do not set errno?
.\" log(), log2(), log10() do set errno
.\" Bug raised: http://sources.redhat.com/bugzilla/show_bug.cgi?id=6792
-.SH "CONFORMING TO"
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR log1p (),
+.BR log1pf (),
+and
+.BR log1pl ()
+functions are thread-safe.
+.SH CONFORMING TO
C99, POSIX.1-2001.
.\" BSD
-.SH "SEE ALSO"
+.SH SEE ALSO
.BR exp (3),
.BR expm1 (3),
.BR log (3)
+.SH COLOPHON
+This page is part of release 3.79 of the Linux
+.I man-pages
+project.
+A description of the project,
+information about reporting bugs,
+and the latest version of this page,
+can be found at
+\%http://www.kernel.org/doc/man\-pages/.
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