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This article is cited in 3 scientific papers (total in 3 papers)
Stability of Unique Solvability of Quasilinear Equations Given Additional Data
I. G. Tsar'kov M. V. Lomonosov Moscow State University
Abstract:
We study quasilinear equations of elliptic and parabolic type whose solutions, having bounded uniform norms or bounded uniform norms of their derivatives, are uniquely defined by the additional information about the values of these solutions on a grid. For the case in which the equations and grid values are given with an error, we present estimates of the error of approximate solutions in the uniform metric.
Keywords:
quasilinear equation of elliptic or parabolic type, stability of unique solvability, quasilinear equation, Dirichlet boundary-value problem, Banach space, Lipschitz function, $\varepsilon$-grid, star-shaped set, Friedrichs inequality.
Received: 16.05.2009 Revised: 15.03.2011
Citation:
I. G. Tsar'kov, “Stability of Unique Solvability of Quasilinear Equations Given Additional Data”, Mat. Zametki, 90:6 (2011), 918–946; Math. Notes, 90:6 (2011), 894–919
Linking options:
https://www.mathnet.ru/eng/mzm8556https://doi.org/10.4213/mzm8556 https://www.mathnet.ru/eng/mzm/v90/i6/p918
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