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troxylon


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How to define boundary condition du/dx and du/dy equal to zero in pde command?
How to define boundary condition du/dx and du/dy equal to zero in pde command?

8 years ago | 0 answers | 0

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answers

Question


How to fix error "Error using reshape To RESHAPE the number of elements must not change." when I am using pdegrad?
How to fix error "Error using reshape To RESHAPE the number of elements must not change." when I am using pdegrad? I want t...

8 years ago | 1 answer | 0

1

answer

Question


Why I got error reshape when I was using pdegrad?
I got error when I tried to calculate pdegrad using: [ux,uy] = pdegrad(p,t,u); The error is "Error using reshape". I re...

8 years ago | 0 answers | 0

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answers

Question


How to set initial condition on a particular edge for pde?
I need to set initial condition on a particular edge for my pde.

8 years ago | 1 answer | 0

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Question


Why I got error "Error using reshape" when I try to calculated du/dx and du/dy for my pde gradient?
I used: [ux,uy] = pdegrad(p,t,u); Then I got error "Error using reshape". Please help and thank you, Bella

8 years ago | 0 answers | 0

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Question


can we use pseudo pressure in pde toolbox matlab?
i am just wondering can we use pseudo pressure in pde toolbox matlab?

8 years ago | 0 answers | 0

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Question


What does it mean plotAlongY(p,u,0) in "Nonlinear Heat Transfer in a Thin Plate" example?
Why there is no explanation about plotAlongY(p,u,0) definition in Matlab PDE Toolbox guide? And there is no easy way to plot u-...

8 years ago | 1 answer | 0

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answer

Question


How to plot nonlinear parabolic pde solution u versus distance at different time?
I want to plot my nonlinear parabolic pde solution u versus distance at different time. I can plot my nonlinear parabolic pde so...

8 years ago | 0 answers | 0

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answers

Question


How to plot my u-solution along y coordinate at constant x coordinate?
I want to plot my u solution of pde nonlinear along y coordinate at constant x coordinate. The plot will be along the line of [x...

8 years ago | 0 answers | 0

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answers

Question


Error in writing c-coefficient as a function of unknown solution u
Why I got error after writing this c-coefficient? I got error pointing at my u=parabolic() c='(por^3*(1-ct*(u-u0))^3)/(5*S^2*...

8 years ago | 1 answer | 0

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answer

Question


How to define c-coefficient as a u function in nonlinear pde?
My c-coefficient is a function of u.

8 years ago | 1 answer | 0

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answer