How to collect and store the coefficient of symbolic differential equation ?

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Akash Vyas
Akash Vyas 2022-5-26
评论： Walter Roberson 2022-5-29
I am trying to model dynamics of 3 link manipulator using EL method using symbolic eqn in matlab and now I want to collect the coefficient of theta_ddot, theta_dot, theta to make M matrix, C matrix, and h matrix.

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Sam Chak
Sam Chak 2022-5-26
Hi Akash,
You can try using coeffs and see if it works for you. Examples are shown in the link.
https://www.mathworks.com/help/symbolic/sym.coeffs.html

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