A-posteriori existence in adaptive computations

This short note demonstrates that it is not necessary to assume the existence of exact solutions in an a-posteriori error analysis. If the residual of a stable numerical solution is sufficiently small there exists a nearby exact solution for which an a-posteriori error estimate holds. We first deve...

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Bibliographic Details
Main Author: Ortner, C
Format: Report
Published: Unspecified 2006

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