getting an equation from multiple variables

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Essam Ali
Essam Ali 2021-2-2
评论： Walter Roberson 2021-2-3
I need to get the equation of a multiple variables. I have the data a matrix of 5 coulomns; one coloumn for the output and the others for the variables.
Did anyone use a function to get the equation parameters?
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Essam Ali
Essam Ali 2021-2-3
Polyfit function does this but in one variable

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回答（1 个）

madhan ravi
madhan ravi 2021-2-2
编辑：madhan ravi 2021-2-2
Ran in:
MAtrix = [3, 6, 1, 3, 8; 3, 6, 1, 3, 9];
syms x y z w Out
Out * MAtrix(:, 1) == (MAtrix(:, 2 : end) * [x, y, z, w].') % something like this?
ans = 

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