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Math Forum » Discussions » Software » comp.soft-sys.matlab

Topic: Polynomial
Replies: 3   Last Post: Apr 23, 2013 2:18 AM

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Torsten Hennig

Posts: 2,419
Registered: 12/6/04
Re: Polynomial
Posted: Apr 23, 2013 2:18 AM
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> Thanks. But if have a 3 order polynomial, then there
> is no linear system so I would not use the backlash
> operator. There is no code available to do what I
> want?

The order of the polynomial is not important.
The polynomial is linear in its coefficients. So you will always have to solve a linear system of equations to determine these coefficients - and this can be done using the backslash operator.

Best wishes
Torsten.

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