xref: /freebsd/lib/msun/man/floor.3 (revision f598d0519c46fcd68ed44c57f42c27d0a38f4e61)

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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
.Sh STANDARDS
The
.Fn floor
function conforms to
.St -isoC .