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Path: news.mathworks.com!newsfeed-00.mathworks.com!webcrossing
Newsgroups: comp.soft-sys.matlab
Subject: Re: How to detect turning points in curves...
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Date: Thu, 12 Jul 2007 21:41:24 -0400
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Linus Utopia:
<SNIP direction of turning of subsequent vecs...

a hint:

     help cross;

us