Results 81 to 90 of about 5,573,929 (211)

Nontrivial solutions to the semilinear Kohn-Laplace equation on R^3

open access: yesElectronic Journal of Differential Equations, 1999
The existence of nontrivial solutions to the semilinear Kohn-Laplace equation $$ -Delta _Hu+V(P)u=f(u)$$ is considered under appropriate assumptions on $V(P)$ and $f(u)$. Results are obtained using a variational method and a compact-embedding lemma.
Stepan Tersian
doaj  

The X-ray Transform and its Application in Nano Crystallography [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2017
In this article a review on the definition of the X- ray transform and some ofits applications in Nano crystallography is presented. We shall show that the X- raytransform is a special case of the Radon transform on homogeneous spaces when thetopological
tajedin derikvand   +2 more
doaj  

On Perfectly Homogeneous Bases in Quasi-Banach Spaces

open access: yesAbstract and Applied Analysis, 2009
For ...
F. Albiac, C. Leránoz
doaj   +1 more source

Point pattern analysis and classification on compact two-point homogeneous spaces evolving time. [PDF]

open access: yesStoch Environ Res Risk Assess, 2023
Frías MP, Torres A, Ruiz-Medina MD.
europepmc   +1 more source

Some Function Spaces via Orthonormal Bases on Spaces of Homogeneous Type

open access: yesAbstract and Applied Analysis, 2014
Let (X,d,μ) be a space of homogeneous type in the sense of Coifman and Weiss, where the quasi-metric d may have no regularity and the measure μ satisfies only the doubling property.
Chuang Chen, Ji Li, Fanghui Liao
doaj   +1 more source

Vector bundles on rational homogeneous spaces. [PDF]

open access: yesAnn Mat Pura Appl, 2021
Du R, Fang X, Gao Y.
europepmc   +1 more source

The Poisson equation in homogeneous Sobolev spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2004
We consider Poisson's equation in an n-dimensional exterior domain G(n≥2) with a sufficiently smooth boundary. We prove that for external forces and boundary values given in certain Lq(G)-spaces there exists a solution in the homogeneous Sobolev space S2,
Tatiana Samrowski, Werner Varnhorn
doaj   +1 more source

On chiral differential operators over homogeneous spaces

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We give a classification and construction of chiral algebras of differential operators over semisimple algebraic groups G and over homogeneous spaces G/N and G/P where N is a nilpotent and P a parabolic subgroup.
Vassily Gorbounov   +2 more
doaj   +1 more source

Homogeneous Triebel-Lizorkin Spaces on Stratified Lie Groups

open access: yesJournal of Function Spaces and Applications, 2013
Homogeneous Triebel-Lizorkin spaces with full range of parameters are introduced on stratified Lie groups in terms of Littlewood-Paley-type decomposition.
Guorong Hu
doaj   +1 more source

Continuous Characterizations of Besov-Lizorkin-Triebel Spaces and New Interpretations as Coorbits

open access: yesJournal of Function Spaces and Applications, 2012
We give characterizations for homogeneous and inhomogeneous Besov-Lizorkin-Triebel spaces (H. Triebel 1983, 1992, and 2006) in terms of continuous local means for the full range of parameters.
Tino Ullrich
doaj   +1 more source

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