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Subject: Re: How does the gradient work?
Date: Mon, 15 Dec 2008 17:29:03 +0000 (UTC)
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"Roger Stafford" <ellieandrogerxyzzy@mindspring.com.invalid> wrote in message <gi636u$qm9$1@fred.mathworks.com>...
> .....
>   By the way, the values you give to fderv don't agree with the x you defined.  For example acos(0) is 1, not 0.5.  What is the actual x you used?
> .....

  I meant cos(0) is 1.

Roger Stafford