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Fehaid Alshammari


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MATLAB Answers

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Question


How to pass a vector to be the initial condition in pdetool
I'm using pdetool box to solve a 2D diffusion problem. My initial condition is the solutions of another 2D problem (solved using...

presque 11 ans il y a | 1 réponse | 0

0

réponse

Question


Matlab: how to write a non-uniform diffusion coefficient in a 2D region using pdetool box
I'm solving an advection-diffusion equation using pdetool box . How to make the diffusion coefficient c to be 1 when y>0.03 and...

presque 11 ans il y a | 1 réponse | 0

0

réponse

Question


Matlab: Can anyone explains this geometry file
I have this geometry file, which I don't understand. Can anyone explains what this line does? case 1 bs = v...

presque 11 ans il y a | 1 réponse | 0

1

réponse

Question


Matlab: how to draw a 2D geometry with curved lines in pdetool box
I'm using the pde toolbox in Matlab to solve the diffusion equation in 2D spatial domain. My geometry is irregular, i.e., the ed...

presque 11 ans il y a | 1 réponse | 0

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Question


Matlab: How to write the nonlinear term using pdenonlin solver
I'm solving a nonlinear diffusion-advection equation in 2D spatial domain using pdenonlin . It seems straightforward to write th...

presque 11 ans il y a | 1 réponse | 0

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Question


Matlab: how to plot the solutions against a specific x value if the solutions represented as a vector
I solved a nonlinear ODE in 2D spatial domain (x-y) using pdenonlin solver. How can I plot the solutions as a function of y at s...

presque 11 ans il y a | 1 réponse | 0

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Question


Matlab: Fixing colormap to specified values when the solutions at a specific value
I solved the diffusion equation in 2D geometry with fixed boundary conditions and consumption term. How can add to the colormap ...

presque 11 ans il y a | 1 réponse | 0

1

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Question


How to write a functional coefficient f in Parabolic function
I'm solvig a system of 3 nonlinear parabolic PDEs (u1, u2, and u3) on rectangular domain using the parabolic function in matlab....

presque 11 ans il y a | 1 réponse | 0

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réponse