scalbn.3 (ee7093a6400feef3d8a99579f28577817d70f6ad) scalbn.3 (29bf6af8904f9833bbc9c0e5f2219f785defe550)
1.\" Copyright (c) 1985, 1991 Regents of the University of California.
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.
9.\" 2. Redistributions in binary form must reproduce the above copyright
10.\" notice, this list of conditions and the following disclaimer in the
11.\" documentation and/or other materials provided with the distribution.
1.\" Copyright (c) 1985, 1991 Regents of the University of California.
2.\" All rights reserved.
3.\"
4.\" Redistribution and use in source and binary forms, with or without
5.\" modification, are permitted provided that the following conditions
6.\" are met:
7.\" 1. Redistributions of source code must retain the above copyright
8.\" notice, this list of conditions and the following disclaimer.
9.\" 2. Redistributions in binary form must reproduce the above copyright
10.\" notice, this list of conditions and the following disclaimer in the
11.\" documentation and/or other materials provided with the distribution.
12.\" 3. All advertising materials mentioning features or use of this software
13.\" must display the following acknowledgement:
14.\" This product includes software developed by the University of
15.\" California, Berkeley and its contributors.
12.\" 4. Neither the name of the University nor the names of its contributors
13.\" may be used to endorse or promote products derived from this software
14.\" without specific prior written permission.
15.\"
16.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
17.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
20.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26.\" SUCH DAMAGE.
27.\"
28.\" from: @(#)ieee.3 6.4 (Berkeley) 5/6/91
29.\" $FreeBSD$
30.\"
16.\" 4. Neither the name of the University nor the names of its contributors
17.\" may be used to endorse or promote products derived from this software
18.\" without specific prior written permission.
19.\"
20.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30.\" SUCH DAMAGE.
31.\"
32.\" from: @(#)ieee.3 6.4 (Berkeley) 5/6/91
33.\" $FreeBSD$
34.\"
31.Dd March 4, 2005
35.Dd January 26, 2005
32.Dt SCALBN 3
33.Os
34.Sh NAME
35.Nm scalbln ,
36.Nm scalblnf ,
36.Dt SCALBN 3
37.Os
38.Sh NAME
39.Nm scalbln ,
40.Nm scalblnf ,
37.Nm scalblnl ,
38.Nm scalbn ,
41.Nm scalbn ,
39.Nm scalbnf ,
40.Nm scalbnl
42.Nm scalbnf
41.Nd adjust exponent
42.Sh LIBRARY
43.Lb libm
44.Sh SYNOPSIS
45.In math.h
46.Ft double
47.Fn scalbln "double x" "long n"
48.Ft float
49.Fn scalblnf "float x" "long n"
43.Nd adjust exponent
44.Sh LIBRARY
45.Lb libm
46.Sh SYNOPSIS
47.In math.h
48.Ft double
49.Fn scalbln "double x" "long n"
50.Ft float
51.Fn scalblnf "float x" "long n"
50.Ft long double
51.Fn scalblnl "long double x" "long n"
52.Ft double
53.Fn scalbn "double x" "int n"
54.Ft float
55.Fn scalbnf "float x" "int n"
52.Ft double
53.Fn scalbn "double x" "int n"
54.Ft float
55.Fn scalbnf "float x" "int n"
56.Ft long double
57.Fn scalbnl "long double x" "int n"
58.Sh DESCRIPTION
56.Sh DESCRIPTION
59These routines return
57.Fn scalbln ,
58.Fn scalblnf ,
59.Fn scalbn ,
60and
61.Fn scalbnf
62return
60.Fa x Ns \(**(2** Ns Fa n )
61computed by exponent manipulation.
62.Sh SEE ALSO
63.Xr ieee 3 ,
64.Xr math 3
65.Sh STANDARDS
66These routines conform to
67.St -isoC-99 ,

--- 9 unchanged lines hidden (view full) ---

77and
78.Fx 2.0 ,
79respectively.
80The
81.Fn scalbln
82and
83.Fn scalblnf
84functions first appeared in
63.Fa x Ns \(**(2** Ns Fa n )
64computed by exponent manipulation.
65.Sh SEE ALSO
66.Xr ieee 3 ,
67.Xr math 3
68.Sh STANDARDS
69These routines conform to
70.St -isoC-99 ,

--- 9 unchanged lines hidden (view full) ---

80and
81.Fx 2.0 ,
82respectively.
83The
84.Fn scalbln
85and
86.Fn scalblnf
87functions first appeared in
85.Fx 5.3 ,
86and
87.Fn scalblnl
88and
89.Fn scalbln
90in
91.Fx 6.0 .
88.Fx 5.3 .