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Publication
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We prove nonlinear stability of the fundamental self-similar solution of the wave equation with a focusing power nonlinearity tt-=p for [image omitted] in the radial case. The proof is based on a semigroup formulation of the wave equation in similarity coordinates.
Ignacio Pagonabarraga Mora, Elena Sesé Sansa
Alireza Karimi, Behrooz Bahrani