Results 1 to 10 of about 275 (154)

Ellipses and compositions of finite Blaschke products

open access: yesJournal of Mathematical Analysis and Applications, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nathan A Wagner
exaly   +3 more sources

Finite Blaschke products and the golden ratio

open access: yesCommunications Faculty Of Science University of Ankara Series A1Mathematics and Statistics, 2021
15 pages, 7 ...
Özgür, Nihal, Uçar, Sümeyra
openaire   +5 more sources

Finite Blaschke Products and Decomposition [PDF]

open access: yesJournal of Mathematics and Applications, 2019
Let $B(z)$ be a finite Blaschke product of degree $n$. We consider the problem when a finite Blaschke product can be written as a composition of two nontrivial Blaschke products of lower degree related to the condition $% B\circ M=B$ where $M$ is a Möbius transformation from the unit disk onto itself.
Uçar, Sümeyra, Özgür, Nihal
openaire   +4 more sources

Blaschke inductive limits of uniform algebras [PDF]

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We consider and study Blaschke inductive limit algebrasA(b), defined as inductive limits of disc algebras A(D) linked by a sequence b={Bk}k=1∞ of finite Blaschke products.
S. A. Grigoryan, T. V. Tonev
doaj   +3 more sources

Asymmetric Truncated Hankel Operators: Rank One, Matrix Representation

open access: yesJournal of Function Spaces, 2021
Asymmetric truncated Hankel operators are the natural generalization of truncated Hankel operators. In this paper, we determine all rank one operators of this class.
Firdaws Rahmani, Yufeng Lu, Ran Li
doaj   +1 more source

Analogues of finite Blaschke products as inner functions

open access: yesBulletin of the London Mathematical Society, 2022
Final ...
Felder, Christopher, Le, Trieu
openaire   +3 more sources

On a characterization of finite Blaschke products [PDF]

open access: yesComplex Variables and Elliptic Equations, 2012
We study the convergence of a sequence of finite Blaschke products of a fix order toward a rotation. This would enable us to get a better picture of a characterization theorem for finite Blaschke products.
Fricain, Emmanuel, Mashreghi, Javad
openaire   +2 more sources

A note on minimal envelopes of Douglas algebras, minimal support sets, and restricted Douglas algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2001
We characterize the interpolating Blaschke products of finite type in terms of their support sets. We also give a sufficient condition on the restricted Douglas algebra of a support set that is invariant under the Bourgain map, and its minimal envelope ...
Carroll Guillory
doaj   +1 more source

Inner Functions in Lipschitz, Besov, and Sobolev Spaces

open access: yesAbstract and Applied Analysis, 2011
We study the membership of inner functions in Besov, Lipschitz, and Hardy-Sobolev spaces, finding conditions that enable an inner function to be in one of these spaces.
Daniel Girela   +2 more
doaj   +1 more source

On the differentiability of T(r,f)

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
It is well known that T(r,f) is differentiable at least for r>r0. We show that, in fact, T(r,f) is differentiable for all but at most one value of r, and if T(r,f) fails to have a derivative for some value of r, then f is a constant times a quotient of ...
Douglas W. Townsed
doaj   +1 more source

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