|Generating strings from regular expressions firstname.lastname@example.org (KSG) (1999-05-24)|
|Re: Generating strings from regular expressions Helmut.Richter@lrz-muenchen.de (1999-05-27)|
|Re: Generating strings from regular expressions email@example.com (Jonathan Barker) (1999-05-27)|
|Re: Generating strings from regular expressions firstname.lastname@example.org (Carsten Fritz) (1999-05-27)|
|Re: Generating strings from regular expressions email@example.com (1999-05-27)|
|From:||Carsten Fritz <firstname.lastname@example.org>|
|Date:||27 May 1999 23:26:13 -0400|
Helmut Richter wrote:
> a has been called the derivative of L with respect to a. There is a
> paper by Janusz Brzozowski with this title (Derivatives of Regular
> Expressions). It must have appeared in CACM in the 60ies or early
> 70ies. The paper is quite cute, but if you only need the formulas for
> the derivatives, you can make them up on your own.
It's: J.A. Brzozowski,"Derivatives of Regular Expressions", J. ACM,
Vol.11, No.4 (Okt.'64), pp.481-494.
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