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Topic: second derivative
Replies: 5   Last Post: Feb 12, 2013 2:16 PM

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aasim Azooz

Posts: 62
Registered: 4/22/08
Re: second derivative
Posted: Jun 3, 2008 4:04 PM
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"Lu " <lu_yu@nacm.com> wrote in message <g219l2$k56
> Hi,
> Somehow I can't find my last thread regarding calculating
> second derivative. I still can't figure it out how I can
> compute approximate second derivatives for (x,y) data.
> Thank you!

if y=f(x) then the first derivative is
The second derivative is
don't forget that the size of y1 is less than the size of y
by one and the size of y2 is less than the size of y by two

Aasim Azooz

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