floor.3 (3a8617a83f16ffc9db4f96e1f0f21af94078e6b1) floor.3 (7a15a32a17f4c2cbeb6f842c4c6b1cf93e4639e7)
1.\" Copyright (c) 1985, 1991 The 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.

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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: @(#)floor.3 6.5 (Berkeley) 4/19/91
1.\" Copyright (c) 1985, 1991 The 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.

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

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: @(#)floor.3 6.5 (Berkeley) 4/19/91
33.\" $Id: floor.3,v 1.5 1994/03/11 01:32:10 jtc Exp $
33.\" $Id: floor.3,v 1.1.1.1 1994/08/19 09:39:42 jkh Exp $
34.\"
35.Dd March 10, 1994
36.Dt FLOOR 3
37.Os
38.Sh NAME
34.\"
35.Dd March 10, 1994
36.Dt FLOOR 3
37.Os
38.Sh NAME
39.Nm floor
39.Nm floor ,
40.Nm floorf
40.Nd round to largest integral value not greater than x
41.Sh SYNOPSIS
42.Fd #include <math.h>
43.Ft double
44.Fn floor "double x"
41.Nd round to largest integral value not greater than x
42.Sh SYNOPSIS
43.Fd #include <math.h>
44.Ft double
45.Fn floor "double x"
46.Ft float
47.Fn floorf "float x"
45.Sh DESCRIPTION
46The
47.Fn floor
48.Sh DESCRIPTION
49The
50.Fn floor
51and the
52.Fn floorf
48function returns the largest integral value
49(represented as a double precision number)
50less than or equal to
51.Fa x .
52.Sh SEE ALSO
53.Xr abs 3 ,
54.Xr ceil 3 ,
55.Xr fabs 3 ,
56.Xr ieee 3 ,
57.Xr rint 3 ,
58.Xr math 3
59.Sh STANDARDS
60The
61.Fn floor
62function conforms to
63.St -ansiC .
53function returns the largest integral value
54(represented as a double precision number)
55less than or equal to
56.Fa x .
57.Sh SEE ALSO
58.Xr abs 3 ,
59.Xr ceil 3 ,
60.Xr fabs 3 ,
61.Xr ieee 3 ,
62.Xr rint 3 ,
63.Xr math 3
64.Sh STANDARDS
65The
66.Fn floor
67function conforms to
68.St -ansiC .