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Last seen: 2 dagen ago Active since 2023

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solving nonlinear wave equation
I need to solve this PDE below. This is quite similar to the Burgers' equation. However, I can't understand how to get the ex...

3 dagen ago | 1 answer | 0

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Question


hnumerically analyze the KdV equation using finite difference method
I want to numerically analyze the KdV equation.To numerically analyze the KdV equation using finite difference method, how shoul...

ongeveer een maand ago | 1 answer | 0

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Answered
I don't know why this error happens...
y = [0 0 0 0]; yp = [0 0 0 0]; tspan = [0,0.01]; %[y0_new,yp0_new] = decic(@f,t0,y0,[0 0 0 0],yp0,[0 0 0 0]); y0_new = [5;0;...

7 maanden ago | 0

Question


I don't know why this error happens...
y = [0 0 0 0]; yp = [0 0 0 0]; tspan = [0,1]; y0_new = [5;0;0;0]; yp0_new = [0;0;5;0]; % y(1) = x , y(2) = y % y(3) = yp...

7 maanden ago | 2 answers | 0

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I wonder why NaN appears at Y. How can I fix it?
I was solving this differential equation, but NaN came out. :( syms Z(R) g = 9.80665; %b = ; r = 0.072; la = 997; lb = 1...

9 maanden ago | 1 answer | 0

1

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I want to solve this system of differential equations. Is there any code that can solve this?
I am trying to solve this system of differential equations using numerical analysis. However, I couldn't find any Matlab code to...

9 maanden ago | 1 answer | 0

1

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