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Numerical methods for $u_t+c u_x= \frac{-c}{x}u$?

I am looking for possible numerical methods to solve the PDE $$u_t+c u_x= \frac{-c}{x}u$$ I am particularly interested in a Finite elements method, although I am also curious if you can expose some ot …
NotaChoice's user avatar
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What are the known or used numerical methods for integration over the sphere $S^2$ ? and wha...

What are the numerical methods available to compute integrals over $S^2$, for the particular integration : $$\int_{S^2} f(\omega)\,d\sigma(\omega)\ , \quad \text{ where $d\sigma$ is the usual measure …
NotaChoice's user avatar