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How to add “nonnegative” to DAE
The integral does not converge because the mathematical model is wrong.

2 years 前 | 0

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Which algorithm does ‘vpasolve’ use？
Which algorithm does ‘vpasolve’ use？

2 years 前 | 1 个回答 | 0

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How to add “nonnegative” to DAE
I added a judgment statement to the handle function of the solver, and if the angular velocity is negative, set its value to an ...

2 years 前 | 0

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How to add “nonnegative” to DAE
I have solved the DAE solution using ODE15i, but the data in the result is negative. I need to solve for the angle and I need th...

2 years 前 | 2 个回答 | 0

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