Pointwise error estimates for relaxation approximations to conservation laws (Q2706216)

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Pointwise error estimates for relaxation approximations to conservation laws
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    19 March 2001
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    relaxation method
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    optimal convergence rate
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    one-sided interpolation inequality
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    maximum principle
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    Pointwise error estimates for relaxation approximations to conservation laws (English)
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    The author considers the relaxation approximation solution for conservation laws. Based on a one-sided interpolation inequality between the \(L^1\) error estimate and \(\text{Lip}^+\) stability bounds, and on the maximum principle for weakly coupled hyperbolic systems, the author proves sharp pointwise error estimates for the relaxation approximation solution, and this convergence rate is optimal.
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