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nandine


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pde matlab code for wave equation
this is my code so far, however it seems matlab is not going through my iteration and simply plotting the initial condition. can...

nästan 7 år ago | 1 answer | 0

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Question


nonlinear 2D elliptic problem u_xx+u_yy= f(x,y)
x is in (0,1) , y (0,1) and u =0 pn boundaries. My problem is equivalent to this matrix formulation: (attached). Howeve...

nästan 8 år ago | 1 answer | 0

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Question


spdiags command not working
>> Dx=spdiags([e 2*e e], -1:1, Nx,Nx)/(dx)^{2} Undefined operator '^' for input arguments of type 'cell'. What is wrong ...

nästan 8 år ago | 1 answer | 0

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answer