Making the derivative the subject of an equation

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ck12345 2018-4-5

回答： Birdman 2018-4-5

I have an symbolic equation object which is defined as:

Is there any way I could get matlab to make d/dt(ia) the subject of the equation?

(I don't want to solve this differential equation I just want to make the derivative the subject)

Birdman 2018-4-5

Yes, you can.

 syms Van(ia(t)) Sa Sb Sc Vdc r l
 eq=...%your eq goes here
 Deq=diff(Van,ia)

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