Summary
This paper extends the earlier results by the author on two-dimensional free boundary problems. The main aim consists in derivation of an optimal error bound for the approximations of the free boundary.
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References
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Fagé, D.M. The indicatrix method. II. Numer. Math. 38, 255–261 (1981). https://doi.org/10.1007/BF01397094
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DOI: https://doi.org/10.1007/BF01397094