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HardenedBSD/lib/msun/man/remainder.3

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- 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.
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.\" 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
.\" $FreeBSD$
.\"
Implement and document remquo() and remquof().
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.Dd March 24, 2005
- 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.
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.Dt REMAINDER 3
.Os
.Sh NAME
.Nm remainder ,
Implement and document remquo() and remquof().
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.Nm remainderf ,
.Nm remquo ,
.Nm remquof
- 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.
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.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"
Implement and document remquo() and remquof().
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.Ft double
.Fn remquo "double x" "double y" "int *quo"
.Ft float
.Fn remquo "float x" "float y" "int *quo"
- 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.
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.Sh DESCRIPTION
Implement and document remquo() and remquof().
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.Fn remainder ,
.Fn remainderf ,
.Fn remquo ,
- 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.
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and
Implement and document remquo() and remquof().
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.Fn remquof
- 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.
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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
Implement and document remquo() and remquof().
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But attempting to take the remainder when
.Fa y
is 0 or
.Fa x
is \*(Pm\*(If is an invalid operation that produces a \*(Na.
.Pp
The
.Fn remquo
- 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.
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and
Implement and document remquo() and remquof().
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.Fn remquof
functions also store the last
.Va k
bits of
.Fa n
in the location pointed to by
.Fa quo ,
provided that
.Fa n
exists.
The number of bits
.Va k
is platform-specific, but is guaranteed to be at least 3.
- 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.
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.Sh SEE ALSO
.Xr fmod 3 ,
.Xr ieee 3 ,
.Xr math 3
.Sh STANDARDS
The
Implement and document remquo() and remquof().
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.Fn remainder ,
.Fn remainderf ,
.Fn remquo ,
- 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.
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and
Implement and document remquo() and remquof().
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.Fn remquof
- 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.
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routines conform to
Implement and document remquo() and remquof().
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.St -isoC-99 .
The remainder is as defined in
- 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.
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.St -ieee754 .
.Sh HISTORY
The
.Fn remainder
and
.Fn remainderf
functions appeared in
.Bx 4.3
and
.Fx 2.0 ,
respectively.
Implement and document remquo() and remquof().
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The
.Fn remquo
and
.Fn remquof
functions were added in
.Fx 5.5 .
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