.TH floor() "" "" "Mathematics Function (libm)"
.PC "Set a numeric floor"
.B "#include <math.h>"
\fBdouble floor(\fIz\^\fB) double \fIz\^\fB;\fR
.PP
.B floor()
sets a numeric floor.
It returns a double-precision floating point number
whose value is the largest integer less than or equal to
.IR z .
.SH Example
For an example of this function, see the entry for
.BR ceil() .
.SH "See Also"
.Xr "abs()," abs
.Xr "ceil()," ceil
.Xr "fabs()," fabs
.Xr "frexp()," frexp
.Xr "libm" libm
.br
\*(AS, \(sc7.5.6.3
.br
\*(PX Standard, \(sc8.1
