Abstract
A finite-element algorithm is developed for the problem of headless steady nonlinear seepage (boundary-value problem for a nonlinear elliptic equation in a domain with an unknown boundary) in a multicomponent medium with a piecewise-linear boundary. Numerical solution results are reported for a number of problems. The effects of the form of the nonlinearity on the characteristics of the seepage process are considered.
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Translated from Vychislitel'naya i Prikladnaya Matematika, No. 61, pp. 83–90, 1987.
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Skopetskii, V.V., Deineka, V.S. & Sklepovaya, L.I. Numerical solution of the nonlinear seepage problem in a domain with an unknown boundary. J Math Sci 63, 471–475 (1993). https://doi.org/10.1007/BF01849533
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DOI: https://doi.org/10.1007/BF01849533