Regular expressions

[Chris Angelico]

On Thu, Nov 5, 2015 at 6:55 PM, Gregory Ewing
<greg.ewing at canterbury.ac.nz> wrote:
> Tim Chase wrote:
>
>> You get even crazier when you start adding zgrep/zegrep/zfgrep.
>
>
> It's fitting somehow that we should need an RE
> to describe all the possible names of the grep
> command.

Regex engine golf: Find the shortest regex that matches the names of
all GNU commands which accept regular expressions, and no other
commands!

ChrisA