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math.AP2022
Finite time extinction for a critically damped Schr{ö}dinger equation with a sublinear nonlinearity
Pascal Bégout, Jesús Ildefonso Díaz
This paper completes some previous studies by several authors on the finite time extinction for nonlinear Schr{ö}dinger equation when the nonlinear damping term corresponds to the…
math.AP2022★ 3 cited
The dual space of a complex Banach space restricted to the field of real numbers
Pascal Bégout
Solutions of some partial differential equations are obtained as critical points of a real funtional. Then the Banach space where this functional is defined has to be real, otherwi…