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Anyone have a macro or add-in that can calculate the roots for x of a 3rd degree polynomial (given x and y values)? Thanks. I can post some dummy sample data if necessary.
Anyone have a macro or add-in that can calculate the roots for x of a 3rd degree polynomial (given x and y values)? Thanks. I can post some dummy sample data if necessary.
ChemistB
My 2?
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Solver comes to mind.
You could code the closed-form solutions yourself (http://en.wikipedia.org/wiki/Cubic_function) and then share them with us ...
Or buy a commercial package -- http://polynomial-roots.qarchive.org/ looks promising.
Entia non sunt multiplicanda sine necessitate
Hi,
you can try calc3d! Its free! ;-)
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