[SciPy-user] Relatively simple PDE's and Scipy

George Nurser gnurser@googlemail....
Wed Apr 22 05:20:18 CDT 2009


2009/4/22 George Nurser <gnurser@googlemail.com>:
> I believe you can solve this particular equation analytically.
> For if F(x,t)=f(x,t)/x
> x\partial_t F(x,t)+\partial_x F(x,t)=0
> is satisfied by F(x,t)=phi(t-.5x^2), where phi is set by e.g. the
> boundary condition at x_0 or the initial condition at t_0
> Then f(x,t)=phi(t-.5x^2)/x

No! f(x,t)=x.phi(t-.5x^2)  ;)

> HTH. George Nurser.

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