Results 21 to 30 of about 4,681 (167)

Arcwise Connected Domains, Quasiconformal Mappings, and Quasidisks

open access: yesAbstract and Applied Analysis, 2014
We prove that a homeomorphism f:R2→R2 is a quasiconformal mapping if and only if f(D) is an arcwise connected domain for any arcwise connected domain D⊆R2, and D is a quasidisk if and only if both D and its exterior D*=R2∖D¯ are arcwise connected domains.
Yu-Ming Chu
doaj   +1 more source

OPTIMIZATION OF CONTROLLED EXPLOSION PROCESSES PARAMETERS USING COMPLEX ANALYSIS METHODS

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2019
The optimal charge power and position necessary for forming the maximum possible size of the crater along with preservation of the integrity of the two nearby objects with the numerical quasiconformal mapping methods with the alternate parameterization ...
Andrii Ya. Bomba   +2 more
doaj   +1 more source

Quasiconformal Mappings and Grid Generation [PDF]

open access: yesSIAM Journal on Scientific and Statistical Computing, 1984
A finite difference scheme is developed for constructing quasiconformal mappings for arbitrary simply and doubly-connected domains onto a rectangle in the plane by using Beltrami systems. Error estimates are not given. Numerical examples show applications of the method: 1.
Mastin, C. W., Thompson, J. F.
openaire   +1 more source

APPLIED QUASIPOTENTIAL METHOD FOR SOLVING THE COEFFICIENT PROBLEMS OF PARAMETER IDENTIFICATION OF ANISOTROPIC MEDIA

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2019
A numerical method of quasiconformal mappings for solving the coefficient problems of finding eigenvalues of the conductivity tensor having information about its directions in an anisotropic medium using applied quasipotential tomographic data is ...
Andrii Bomba   +3 more
doaj   +1 more source

Hausdorff dimension of escaping sets of meromorphic functions

open access: yes, 2020
We give a complete description of the possible Hausdorff dimensions of escaping sets for meromorphic functions with a finite number of singular values. More precisely, for any given $d\in [0,2]$ we show that there exists such a meromorphic function for ...
Aspenberg, Magnus, Cui, Weiwei
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

On the growth of mth derivatives of algebraic polynomials in the weighted Lebesgue space

open access: yesApplied Mathematics in Science and Engineering, 2022
In this paper, we study the growth of the mth derivative of an arbitrary algebraic polynomial in bounded and unbounded general domains of the complex plane in weighted Lebesgue spaces.
F. G. Abdullayev, M. Imashkyzy
doaj   +1 more source

Quasiconformal Mappings and Schwarz's Lemma [PDF]

open access: yesTransactions of the American Mathematical Society, 1970
In this paper, K quasiconformal maps of Riemann surfaces are investigated. A theorem, which is similar to Schwarz's lemma, is proved for a certain class of K quasiconformal maps. This result is then used to give elementary proofs of theorems concerning K quasiconformal maps.
openaire   +1 more source

Quasisymmetric embedding of the integer set and its quasiconformal extension

open access: yes, 2016
We prove that an injection from the integer set into the real line admits a quasiconformal extension to the complex plane if and only if it is quasisymmetric.Comment: 22 pages, 9 EPS ...
Fujino, Hiroki
core   +1 more source

On the theorem of wan for K-quasiconformal hyperbolic harmonic self mappings of the unit disk [PDF]

open access: yesMathematica Moravica, 2015
We give a new glance to the theorem of Wan (Theorem 1.1) which is related to the hyperbolic bi-Lipschicity of the K-quasiconformal, K ≥ 1, hyperbolic harmonic mappings of the unit disk D onto itself.
Knežević Miljan
doaj  

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