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Three Solitons (unstable) Solution - the KdV Equation

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Uploaded by on Dec 5, 2007

KdV equation, u_t - 6uu_x + u_xxx = 0
Initial condition, u(x,0) = -12sech^2(x)
Discretization, h_t = 1.1h_x^3

Check the stable solution in http://www.youtube.com/watch?v=H4rN3Wr4ctw

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  • Hello, Can you tell me the instability comes from the simulations or analytical integration?

    Thx

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