Sharp constant in a sobolev trace inequality
Webb11 mars 2024 · By using optimal mass transport theory we prove a sharp isoperimetric inequality in $${\\textsf {CD}} (0,N)$$ CD ( 0 , N ) metric measure spaces assuming an … Webb19 juli 2024 · Almost sharp Sobolev trace inequalities in the unit ball under constraints. Xuezhang Chen, Wei Wei, Nan Wu. We establish three families of Sobolev trace …
Sharp constant in a sobolev trace inequality
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Webb27 nov. 2012 · The best constant in a mean-value trace inequality for functions of bounded variation on admissible domains Ω ⊂ ℝ n is shown to agree with an isoperimetric … Webb1 feb. 1993 · It should be mentioned that Lions [4] studied sharp constants in various inequalities such as the Sobolev inequalities (1.1), (1.4), and the Sobolev trace …
WebbThe sharp trace inequality of José Escobar is extended to traces for the fractional Laplacian on R n, and a complete characterization of cases of equality is discussed. The proof proceeds via Fourier transform and uses Lieb’s sharp form of the Hardy-Littlewood-Sobolev inequality. References Similar Articles Additional Information Webb21 nov. 2012 · In this work we establish trace Hardy and trace Hardy–Sobolev–Maz’ya inequalities with best Hardy constants for domains satisfying suitable geometric …
WebbThe first sharp Sobolev trace inequality was proven by Escobar[21]. ... Obata-type argument which classifies all conformally flat,scalar flat metrics g on the ball for which the boundary has constant mean curvature. The inequality (1.1) plays a crucial role in studying a version of the boundary Yamabe problem;see[2,22,31–33] ... Webb15 dec. 2015 · because the sharp L 2 Sobolev trace inequality relies strongly on the Euclidean geometric structure of R n. Isoperimetric inequalities are quite useful tools to …
WebbStatement of the inequality The classical Poincaré inequality. Let p, so that 1 ≤ p < ∞ and Ω a subset bounded at least in one direction.Then there exists a constant C, depending only on Ω and p, so that, for every function u of the Sobolev space W 0 1,p (Ω) of zero-trace (a.k.a. zero on the boundary) functions, ‖ ‖ ‖ ‖ (). ...
Webb8 sep. 2015 · 1 Answer. The term sharp means we can find a best bound, that cannot be improved by a better number. I.e., to say a function is bounded is to say there exists an … pool birdcage costWebb13 apr. 2024 · On the generalized Grushin plane, Liu obtained some sharp trace and isocapacity inequalities via the BV-capacity. We refer the reader to [19 , 23, ... There exists a positive constant \(C_1\) such that for all compact sets \(K\subseteq \mathbb R ... The sharp Sobolev and isoperimetric inequalities split twice. Adv. Math. 211(2), ... pool birmingham city centreWebb24 feb. 2002 · In [20], we proved a sharp weighted Sobolev trace inequality on Riemannian manifolds which would fail if the mean curvature is positive somewhere. The effect of scalar curvatures for sharp Sobolev ... shaq treehouseWebb15 nov. 2006 · Actually, since the proof applies for any norm on R + n, it generalizes in the case p = 2 the result of [15] and [4], showing that neither conformal invariance nor the … shaq treehouse mastersWebbThe following sharp Sobolev embedding theorem then follows immediately. Theorem 1.3. (see Theorem 3.1 below) Let B0 ⊂ X be a ball, and let Y(X) be an r.i. space. Suppose that … pool billiard tables for saleWebbThe constant in the Sobolev trace theorem inequality Ask Question Asked 9 years, 6 months ago Modified 7 years, 3 months ago Viewed 2k times 10 The trace theorem for … shaq treehouse costWebbUpload PDF Discover. Log in Sign up. Home shaq tries spicy wings