From mboxrd@z Thu Jan  1 00:00:00 1970
From: zavandi <zavandi@rdslink.ro>
Subject: Re: (e)grep "remove lines with only numbers"
Date: Thu, 08 Jul 2004 11:56:15 +0300
Sender: linux-admin-owner@vger.kernel.org
Message-ID: <40ED0C2F.7020206@rdslink.ro>
References: <1089272976.40ecfc902fd0e@www.lastisfirst.com>
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lists@lastisfirst.com wrote:
> This is seem like it should be a simple task for grep.
> I have a file that looks like this:
> 
> 
> 
> \section{Chapter 1}
> 
>           1
> One fish    two fish
> 2                  3
> 
> Red fish blue fish
> 
> 
> What I want to do i remove the line that have numbers on them and nothing else?

Maybe something like:

egrep -v '^[0-9 ]*[0-9][0-9 ]*$'

?