Differential operators with non dense domain
G. Da Prato, E. Sinestrari (1987)
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
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G. Da Prato, E. Sinestrari (1987)
Annali della Scuola Normale Superiore di Pisa - Classe di Scienze
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G. Da Prato (1978)
Rendiconti del Seminario Matematico della Università di Padova
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Lucas Jódar Sánchez (1987)
Stochastica
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It is proved that the resolution problem of a Sturm-Liouville operator problem for a second-order differential operator equation with constant coefficients is solved in terms of solutions of the corresponding algebraic operator equation. Existence and uniqueness conditions for the existence of nontrivial solutions of the problem and explicit expressions of them are given.
Shen-Chi Tang (1965)
Collectanea Mathematica
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Joao-Paulo Dias, Mário Figueira (1991)
Revista Matemática de la Universidad Complutense de Madrid
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In this paper we prove the existence of a weak solution for a given semilinear singular real hyperbolic system.
Benegas, Julio, Ripoll, Daniel R., Marchi, Ezio (1980)
Portugaliae mathematica
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Tsai, Chester E. (1967)
Portugaliae mathematica
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(1993)
Compositio Mathematica
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Castillo, Greilyn, Galué, Leda (2010)
Revista Colombiana de Matemáticas
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