Answer by Terry Tao for Do exist infinitely differentiable, compactly...
I think the question you stated is not the one you intended, since the Schrodinger evolution is indeed a smooth flow in the Schwartz class, as can be seen by Fourier analysis, and so smooth compactly...
View ArticleDo exist infinitely differentiable, compactly supported non zero solutions of...
I would like to get an answer for the following problem (and possibly be pointed to the relevant literature): given the one dimensional free Schrodinger equation $ i \, f_t + f_{xx}/2 = 0$ for the...
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