diff options
author | das <das@FreeBSD.org> | 2005-01-27 05:46:17 +0000 |
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committer | das <das@FreeBSD.org> | 2005-01-27 05:46:17 +0000 |
commit | 783f4bf0c2c565c36458d9573a2c27e8958da1ae (patch) | |
tree | 687ff889319c52bb4bfdc6dace80fa3197cb1b66 /lib/msun/man/remainder.3 | |
parent | 8b8557483e752ce695905e41e5bd36bb85f9cb9c (diff) | |
download | FreeBSD-src-783f4bf0c2c565c36458d9573a2c27e8958da1ae.zip FreeBSD-src-783f4bf0c2c565c36458d9573a2c27e8958da1ae.tar.gz |
- Move the functions presently described in in ieee(3) to their own
manpages. They are not very related, so separating them makes it
easier to add meaningful cross-references and extend some of the
descriptions.
- Move the part of math(3) that discusses IEEE 754 to the ieee(3)
manpage.
Diffstat (limited to 'lib/msun/man/remainder.3')
-rw-r--r-- | lib/msun/man/remainder.3 | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/lib/msun/man/remainder.3 b/lib/msun/man/remainder.3 new file mode 100644 index 0000000..4b5b877 --- /dev/null +++ b/lib/msun/man/remainder.3 @@ -0,0 +1,113 @@ +.\" Copyright (c) 1985, 1991 Regents of the University of California. +.\" All rights reserved. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" from: @(#)ieee.3 6.4 (Berkeley) 5/6/91 +.\" $FreeBSD$ +.\" +.Dd January 26, 2005 +.Dt REMAINDER 3 +.Os +.Sh NAME +.Nm remainder , +.Nm remainderf +.Nd minimal residue functions +.Sh LIBRARY +.Lb libm +.Sh SYNOPSIS +.In math.h +.Ft double +.Fn remainder "double x" "double y" +.Ft float +.Fn remainderf "float x" "float y" +.Sh DESCRIPTION +.Fn remainder +and +.Fn remainderf +return the remainder +.Fa r +:= +.Fa x +\- +.Fa n\(**y +where +.Fa n +is the integer nearest the exact value of +.Bk -words +.Fa x Ns / Ns Fa y ; +.Ek +moreover if +.Pf \\*(Ba Fa n +\- +.Sm off +.Fa x No / Fa y No \\*(Ba +.Sm on += +1/2 +then +.Fa n +is even. +Consequently +the remainder is computed exactly and +.Sm off +.Pf \\*(Ba Fa r No \\*(Ba +.Sm on +\*(Le +.Sm off +.Pf \\*(Ba Fa y No \\*(Ba/2 . +.Sm on +But +.Fn remainder x 0 +and +.Fn remainder \*(If 0 +are invalid operations that produce a \*(Na. +.Sh SEE ALSO +.Xr fmod 3 , +.Xr ieee 3 , +.Xr math 3 +.Sh STANDARDS +The +.Fn remainder +and +.Fn remainderf +routines conform to +.St -isoC-99 +and +.St -ieee754 . +.Sh HISTORY +The +.Fn remainder +and +.Fn remainderf +functions appeared in +.Bx 4.3 +and +.Fx 2.0 , +respectively. |