most citedUpper and Lower Error Bounds for a Compact Fourth-Order Finite-Difference Scheme for the Wave Equation with Nonsmooth Data

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Upper and Lower Error Bounds for a Compact Fourth-Order Finite-Difference Scheme for the Wave Equation with Nonsmooth Data

Alexander Zlotnik

The compact fourth-order finite-difference scheme for solving the 1d wave equation is studied. New error bounds of the fractional order are proved in th…