On Thu, Oct 12, 2006 at 01:51:05PM -0500, Michael Sullivan wrote:
> [EMAIL PROTECTED] ~/.maildir/.SPAM/cur $ cat * | grep -P m/\d+\.\d+\.\d
> +\.\d+/

You might want the expression in quotes to prevent bash from intercepting 
those backslashes. 

 grep -P '\d+\.\d+\.\d+\.\d+'

HTH, 

W
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Willie W. Wong                                      [EMAIL PROTECTED]
408 Fine Hall,  Department of Mathematics,  Princeton University,  Princeton
A mathematician's reputation rests on the number of bad proofs he has given.
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