On Mar 29, 2007, at 4:55 AM, Christof Donat wrote:
Regular Expressions are used to define regular (Type 3 in Chomsky
Hirarchy)
grammars. You can not express nested parentheses in regular
grammar, you need
a context free (Type 2) but not regular grammar.
Christof, that is fascinating! Thanks for that information!
This is something I'll have to remember for the next dinner
conversation with friends. You never know where Noam Chomsky[1] might
pop up in a conversation. :)
--Karl
[1] http://en.wikipedia.org/wiki/Chomsky
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Karl Swedberg
www.englishrules.com
www.learningjquery.com
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