Setting up equation with variables without values

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David Scidmore 2020-10-2

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https://ww2.mathworks.cn/matlabcentral/answers/603958-setting-up-equation-with-variables-without-values

评论： David Scidmore 2020-10-3

I am trying to set up in order to derive equations as I've been stuck on one thing for a few days now. One multiple sin or cos functions appear I simply don't know how to do them by hand.

I'm trying to set up an equation of

Thank you.

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Rik 2020-10-2

What did you try already? What are the constants? What are the variables? Which variable are you differentiating to?

David Scidmore 2020-10-2

The best way to explain what I'm trying to do is find Xdot and Ydot for Laplace transformations. I want something I can come back to for quick solving of Laplace transformations when I'm working with Space State methodology.