Can any one pls tell me why I am not getting Y1 and Y3 plots? The code is attached with this question.

I am trying to plot Y1,2,3,4 but am only getting Y2 and Y4. the values am putting are= RungeCoupled(1,10,10,1,10,0.1,1,1,1,1).

[Walter Roberson]

I cannot find any function named RungeCoupled anywhere.

[Rik]

Have a read here (or here for more general advice) and here. It will greatly improve your chances of getting an answer.

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