On Fri, 19 Oct 2001, Philippe 'BooK' Bruhat wrote:
> On Fri, 19 Oct 2001, Matt Bernstein wrote:
>
> > how about ($x+0 eq $x)
> >
> > (rather untested)
>
> perl -ne 'chomp;print+($_+0eq$_)?"":"NOT","a number\n"'
Stupid question: Is 1.00 a number?
Robert
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Robert C. Helling Institut fuer Physik
Humboldt-Universitaet zu Berlin
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