- hypoelliptic operator
- мат.гипоэллиптический оператор
English-Russian scientific dictionary. 2008.
hypoelliptic operator
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Hypoelliptic operator — In mathematics, more specifically in the theory of partial differential equations, a partial differential operator P defined on an open subset :U subset{mathbb{R^n is called hypoelliptic if for every distribution u defined on an open subset V… … Wikipedia
Elliptic operator — In mathematics, an elliptic operator is one of the major types of differential operator. It can be defined on spaces of complex valued functions, or some more general function like objects. What is distinctive is that the coefficients of the… … Wikipedia
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Hyperbolic partial differential equation — In mathematics, a hyperbolic partial differential equation is usually a second order partial differential equation (PDE) of the form :A u {xx} + 2 B u {xy} + C u {yy} + D u x + E u y + F = 0 with: det egin{pmatrix} A B B C end{pmatrix} = A C B^2 … Wikipedia
Parametrix — In mathematics, and specifically the field of partial differential equations (PDEs), a parametrix is a generalization of the notion of a fundamental solution of a PDE. A fundamental solution for a differential operator P ( D ) with constant… … Wikipedia
Hörmander's condition — In mathematics, Hörmander s condition is a property of vector fields that, if satisfied, has many useful consequences in the theory of partial and stochastic differential equations. The condition is named after the Swedish mathematician Lars… … Wikipedia
Jean-Michel Bismut — (* 26. Februar 1948 in Lissabon) ist ein französischer Mathematiker, der sich mit Analysis und Wahrscheinlichkeitstheorie beschäftigt. Jean Michel Bismut Leben und Wirken Jean Michel Bismut studierte ab 1967 an der … Deutsch Wikipedia
