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math-ph2011
Periodic Schrödinger operators with local defects and spectral pollution
Eric Cancès, Virginie Ehrlacher, Yvon Maday
This article deals with the numerical calculation of eigenvalues of perturbed periodic Schrödinger operators located in spectral gaps. Such operators are encountered in the modelin…
math.OC2011
An intermediate targets method for time parallelization in optimal control
Yvon Maday, Julien Salomon, Kamel Riahi
In this paper, we present a method that enables to solve in parallel the Euler-Lagrange system associated with the optimal control of a parabolic equation. Our approach is based on…