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Topic: How function gradient work?
Replies: 4   Last Post: Jan 18, 2011 1:02 AM

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Kwesi Moore

Posts: 19
Registered: 11/27/09
Re: How function gradient work?
Posted: Jan 18, 2011 1:02 AM
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Matlab gradient function::

this uses a finite difference approach to solution.
it applies forward difference to first and last data points and applies
central differencing to the data between::
X F dF/dX
0 3 (10-3)/(1-0)
1 10 (1-3)/(2-0)
2 1 (1-10)/(2-1)

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