Study of the limit of transmission problems in a thin layer by the sum theory of linear operators.
Angelo Favini, Rabah Labbas, Keddour Lemrabet, Stéphane Maingot (2005)
Revista Matemática Complutense
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Angelo Favini, Rabah Labbas, Keddour Lemrabet, Stéphane Maingot (2005)
Revista Matemática Complutense
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Akhmetov, D.R. (2000)
Siberian Mathematical Journal
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Heinz Toparkus (2014)
Annales Universitatis Paedagogicae Cracoviensis. Studia Mathematica
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In this paper we consider first-order systems with constant coefficients for two real-valued functions of two real variables. This is both a problem in itself, as well as an alternative view of the classical linear partial differential equations of second order with constant coefficients. The classification of the systems is done using elementary methods of linear algebra. Each type presents its special canonical form in the associated characteristic coordinate system. Then you can formulate...
Umeda, Tomio (2006)
Electronic Journal of Differential Equations (EJDE) [electronic only]
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Ionescu, Adela, Costescu, Mihai (2008)
Acta Universitatis Apulensis. Mathematics - Informatics
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Milutin R. Dostanić (2010)
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Alekseeva, O. A., Kondrat'ev, A. S. (2003)
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Konovalov, A.N. (2002)
Sibirskij Matematicheskij Zhurnal
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