Inverse Scattering for Critical Semilinear Wave Equations
arXiv:2003.03822 · doi:10.2140/paa.2022.4.191
Abstract
We show that the scattering operator for defocusing energy critical semilinear wave equations \square u+f(u)=0, with f C-infinity and f ~ u^5, in three space dimensions, determines f.
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