Geodesic
The support operator method for elliptical and parabolic boundary problems with discontinuous coefficients in anisotropic media
Matematičeskoe modelirovanie, Tome 19 (2007) no. 5, pp. 105-115 Cet article a éte moissonné depuis la source Math-Net.Ru

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The work deals with elliptical and parabolic-type equations with discontinuous coefficients in anisotropic media. The support operator method is used to create a difference scheme. Approximation and convergence are investigated and mathematical modelling results are given. 
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     title = {The support operator method for elliptical and parabolic boundary problems with discontinuous coefficients in anisotropic media},
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A. Kh. Pergament; V. A. Semiletov. The support operator method for elliptical and parabolic boundary problems with discontinuous coefficients in anisotropic media. Matematičeskoe modelirovanie, Tome 19 (2007) no. 5, pp. 105-115. http://geodesic.mathdoc.fr/item/MM_2007_19_5_a8/

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