xref: /freebsd/lib/msun/man/floor.3 (revision a9a0bf07f3f18041b1f827b098a6106ac6705abb)

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.\"     from: @(#)floor.3	6.5 (Berkeley) 4/19/91
.\" $FreeBSD$
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.Dd March 10, 1994
.Dt FLOOR 3
.Os
.Sh NAME
.Nm floor ,
.Nm floorf
.Nd largest integral value less than or equal to x
.Sh LIBRARY
.Lb libm
.Sh SYNOPSIS
.In math.h
.Ft double
.Fn floor "double x"
.Ft float
.Fn floorf "float x"
.Sh DESCRIPTION
The
.Fn floor
and the
.Fn floorf
functions return the largest integral value
less than or equal to
.Fa x ,
expressed as a floating-point number.
.Sh SEE ALSO
.Xr abs 3 ,
.Xr ceil 3 ,
.Xr fabs 3 ,
.Xr ieee 3 ,
.Xr math 3 ,
.Xr rint 3 ,
.Xr round 3 ,
.Xr trunc 3
.Sh STANDARDS
The
.Fn floor
function conforms to
.St -isoC .