## Abstract

In this paper, we introduce a new method for the standard finite element approximation in the L∞-norm of the semilinear quasi-variational inequality (QVI)

arising in impulse control theory. We derive the optimal L∞-error estimate by

means of the concept of subsolutions for QVIs.

arising in impulse control theory. We derive the optimal L∞-error estimate by

means of the concept of subsolutions for QVIs.

Original language | English |
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Journal | Mathematical Methods in the Applied Sciences |

Publication status | Published - 2021 |