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Re: Getting an error: Attempted to access u(2); index out of bounds because numel(u)=1. Error in ==> treat at 31 if (u(2)>1000)
Posted:
Feb 12, 2013 11:39 AM
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"gati " <gatimishrano@yahoo.com> wrote in message
news:kfdpbl$ke1$1@newscl01ah.mathworks.com...
> HI, I am using an ode function having three differntial equations in u(1),
> u(2), (3) using function f=treat(t, u), Now when i use if function as if
> (u(2)>1000) c=1; else (u(1)<=100) c=0; end i am getting the following
> error Attempted to access u(2); index out of bounds because numel(u)=1.
> Error in ==> treat at 31 if (u(2)>1000) Please tell me. thanks
My guess is that the initial condition vector you passed into the ODE solver
has only 1 element. If you've got three ODEs in three variables, you need a
3-element initial condition vector.
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Steve Lord
slord@mathworks.com
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