Results 31 to 40 of about 1,270,291 (205)

Loewner theory for quasiconformal extensions: old and new [PDF]

open access: yes, 2019
This survey article gives an account of quasiconformal extensions of univalent functions with its motivational background from Teichm\"uller theory and classical and modern approaches based on Loewner theory.Comment: 25 pages, 3 figs.
Hotta, Ikkei
core   +3 more sources

On the inverse absolute continuity of quasiconformal mappings on hypersurfaces [PDF]

open access: yesAmerican Journal of Mathematics, 2018
:We construct quasiconformal mappings $f\colon\Bbb{R}^3\rightarrow\Bbb{R}^3$ for which there is a Borel set $E\subset\Bbb{R}^2\times\{0\}$ of positive Lebesgue $2$-measure whose image $f(E)$ has Hausdorff $2$-measure zero.
Dimitrios Ntalampekos, Matthew Romney
semanticscholar   +1 more source

On compact classes of solutions of Dirichlet problem in simply connected domains

open access: yesМатематичні Студії, 2023
The article is devoted to compactness of solutions of the Dirichlet problem for the Beltrami equation in some simply connected domain. In terms of prime ends, we have proved corresponding results for the case when the maximal dilatations of these ...
O. Dovhopiatyi, E. Sevost'yanov
doaj   +1 more source

An N-dimensional version of the Beurling-Ahlfors extension [PDF]

open access: yes, 2009
We extend monotone quasiconformal mappings from dimension n to n+1 while preserving both monotonicity and quasiconformality. The extension is given explicitly by an integral operator.
Kovalev, Leonid V., Onninen, Jani
core   +3 more sources

ON THE COMPACTNESS OF ONE CLASS OF QUASICONFORMAL MAPPINGS

open access: yesПроблемы анализа, 2019
We consider an elliptic system in the disk |z| < 1 for the so-called p-analytic functions. This system admits degeneration at the boundary of the disk.
E. A. Shcherbakov, I. A. Avdeyev
doaj   +1 more source

Quasiconformal mappings that highly distort dimensions of many parallel lines [PDF]

open access: yes, 2016
We construct a quasiconformal mapping of $n$-dimensional Euclidean space, $n \geq 2$, that simultaneously distorts the Hausdorff dimension of a nearly maximal collection of parallel lines by a given amount.
Balogh, Zoltán M.   +2 more
core   +2 more sources

Quasiconformal rectilinear map

open access: yesGraphical Models, 2020
Abstract This paper presents a novel method to compute the quasiconformal rectilinear map for a 2D polygonal subdivision, which keeps the original topology and best preserves the shape of the original input in the elasticity sense by the curve-driven quasiconformal mapping.
Yi-Jun Yang, Wei Zeng
openaire   +1 more source

An asymptotically sharp coefficients estimate for harmonic K-quasiconformal mappings

open access: yesJournal of Inequalities and Applications, 2016
By using the improved Hübner inequalities, in this paper we obtain an asymptotically sharp lower bound estimate for the coefficients of harmonic K-quasiconformal self-mappings of the unit disk D ${\mathbb{D}}$ which keep the origin fixed.
Hong-Ping Li
doaj   +1 more source

On the asymptotic behavior at infinity of one mapping class

open access: yesPracì Mìžnarodnogo Geometričnogo Centru, 2023
We study the asymptotic behavior at infinity of ring Q-homeomorphisms with respect to p-modulus for p ...
Bogdan Klishchuk   +2 more
doaj   +1 more source

Mapping problems for quasiregular mappings

open access: yes, 2012
We study images of the unit ball under certain special classes of quasiregular mappings. For homeomorphic, i.e., quasiconformal mappings problems of this type have been studied extensively in the literature.
Huang, Manzi   +2 more
core   +1 more source

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