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fgörlich1-Visitor
1-Visitor
March 19, 2017
Question

Solve of ODE with AdamsBDF don't work Mathcad Prime 4.0

Hi,

I' new in Mathcad Prime. i need it to solve ODE systems.

I try to solve the Example of the GDG solver with the AdamsBDF methode.

My problem is the vector function. I don't find any solution. Same thing with rkfixed. I hope anyone can help me.

3 replies

Werner_E
Werner_E25-Diamond I
25-Diamond I
March 20, 2017

I can't open your file but it looks to me that you used literal indices (with ctrl+-) instead of vector/matrix indices (with [).

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LucMeekes23-Emerald V
23-Emerald V
March 20, 2017

Yes, he did.

Luc

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fgörlich1-VisitorAuthor
1-Visitor
March 24, 2017

Hey,

yes that was the problem. Thanks for helping.

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