912 resultados para Convolution Operators
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2000 Mathematics Subject Classification: 35E45
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Mathematics Subject Classification: 35J05, 35J25, 35C15, 47H50, 47G30
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2000 Math. Subject Classification: 30C45
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Mathematics Subject Classification: 47A56, 47A57,47A63
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This study surveys the ordered weighted averaging (OWA) operator literature using a citation network analysis. The main goals are the historical reconstruction of scientific development of the OWA field, the identification of the dominant direction of knowledge accumulation that emerged since the publication of the first OWA paper, and to discover the most active lines of research. The results suggest, as expected, that Yager's paper (IEEE Trans. Systems Man Cybernet, 18(1), 183-190, 1988) is the most influential paper and the starting point of all other research using OWA. Starting from his contribution, other lines of research developed and we describe them.
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Mathematics Subject Classification: 44A05, 44A35
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2000 Mathematics Subject Classification: 26A33, 33C60, 44A20
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Toric coordinates and toric vector field have been introduced in [2]. Let A be an arbitrary vector field. We obtain formulae for the divA, rotA and the Laplace operator in toric coordinates.
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MSC 2010: 26A33
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MSC 2010: 30C45
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MSC 2010: 30C45, 30C50
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2000 Mathematics Subject Classification: Primary 47A48, Secondary 60G12
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2000 Mathematics Subject Classification: 41A25, 41A27, 41A36.
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2000 Mathematics Subject Classification: Primary 46E15, 54C55; Secondary 28B20.
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Георги Венков, Христо Генев - Разглеждаме един клас от L^2 - критични нелинейни уравнения на Шрьодингер в R^(1+n) с конволюционна нелинейност от тип Хартри. Целта ни е да установим локалното и глобално съществуване на решенията, както и коректност на задачата на Коши в достатъчно малка околност на нулата в пространството L^2 (R^n). Като естествено следствие на глобалните резултати ние доказваме съществуване на оператор на разсейване за малки начални условия.