How can i get coefficients from expresion?

Could somebody help me to get coefficients from a function, vector, matrix using something like coeff? I mean for example I've got Energy expresed as a polinomial, and I need the stiffness coeficients to get K matrix.
I'm using MuPad. Thanks

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Asked:

on 25 Jun 2013

Closed:

on 20 Aug 2021

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