Results 91 to 100 of about 3,392 (265)

Compact Operators on the Bergman Spaces with Variable Exponents on the Unit Disc of C

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2018
We study the compactness of some classes of bounded operators on the Bergman space with variable exponent. We show that via extrapolation, some results on boundedness of the Toeplitz operators with general L1 symbols and compactness of bounded operators ...
Dieudonne Agbor
doaj   +1 more source

Hatching and fledging? A meta‐analysis of the performance effects of business incubators

open access: yesStrategic Entrepreneurship Journal, EarlyView.
Abstract Research Summary Business incubators are among the most widely implemented instruments to foster entrepreneurship. Yet empirical evidence on their effectiveness remains fragmented and often contradictory. Limited research systematically compares how different types of incubators influence multiple venture performance outcomes, including ...
Jorge‐Vinicio Murillo‐Rojas   +2 more
wiley   +1 more source

A NOTE ON A TWO-PARAMETER FAMILY OF OPERATORS ${\MATHCAL A}^{B,C}$ ON WEIGHTED BERGMAN SPACES

open access: yesПроблемы анализа, 2019
In this article, we prove that the two-parameter family of operators Ab,c is bounded on the weighted Bergman spaces B p α+c−1 if α + 2 < p and unbounded if α + 2 = p.
S. Naik, P. K. Nath
doaj   +1 more source

Outer‐Sphere Tuning of Synthetic Iron–Sulfur Clusters Within Nanoscale Cage Frameworks

open access: yesSmall, EarlyView.
Noncovalent encapsulation of a synthetic iron–sulfur cluster within hydrophobic, naphthalenediimide (NDI)‐paneled cages is shown to lead to dramatic changes in the electronic structure and covalency of the Fe─S core. ABSTRACT As atomic‐scale archetypes for multi‐electron transfer, iron–sulfur clusters are compelling candidates for the design of redox ...
Rupal Baliyan   +3 more
wiley   +1 more source

Hankel operators on Bergman spaces and similarity to contractions [PDF]

open access: yes, 2004
We consider Foguel-Hankel operators on vector-valued Bergman spaces. Such operators defined on Hardy spaces play a central role in the famous example by Pisier of a polynomially bounded operator which is not similar to a contraction. On Bergman spaces we
Constantin, Olivia, Aleman, Alexandru
core   +1 more source

Creating a Masterpiece. The Road to (and Beyond) Woodward and Hoffmann's 1969 Angewandte Chemie Treatise

open access: yesThe Chemical Record, EarlyView.
This publication describes how R. B. Woodward and Roald Hoffmann crafted their masterpiece publications. Illustrations include Woodward's first draft of the famous “Violations There are none. Nor can violations be expected of so fundamental a principle of maximum bonding.” Original but discarded text shows the stepwise paths toward the W‐H masterpieces.
Jeffrey I. Seeman
wiley   +1 more source

Weighted Composition Operators between Weighted Bergman Spaces and Weighted Banach Spaces of Holomorphic Functions [PDF]

open access: yes, 2008
We characterize boundedness and compactness of weighted composition operators acting between weighted Bergman spaces Aw;p and weighted Banach spaces H1v of holomorphic functions.We characterize boundedness and compactness of weighted composition ...
Wolf, Elke
core   +2 more sources

Interpolating sequences for the Bergman space. [PDF]

open access: yesMichigan Mathematical Journal, 1994
The main results of the paper. Theorem A. Suppose \(A = \{a_ n\}\) is a sequence of interpolation for \(L^ 2_ a (\mathbb{D})\) -- the Bergman Space. Then there exists a unique sequence \(\{t_ n\}\) in \(L^ 2_ a (\mathbb{D})\) such that the kernel function \(K_ A (z,w)\) admits the following partial fraction expansion \[ K_ A (z,w) = (1-z \overline w)^{-
openaire   +2 more sources

Monitoring GPS‐collared moose by ground versus drone approaches: efficiency and disturbance effects

open access: yesWildlife Biology, EarlyView.
Efficient wildlife management requires precise monitoring methods, for example to estimate population density, reproductive success, and survival. Here, we compared the efficiency of drone (equipped with a RGB camera) and ground approaches to detect and observe GPS‐collared female moose Alces alces and their calves. We also quantified how drone (n = 42)
Martin Mayer   +8 more
wiley   +1 more source

Korenblum's maximum principle for weighted Bergman spaces [PDF]

open access: yes, 2010
In the Bergman space -4P(D) (1 < p < oo), Korenblum???s maximum principle states that there is an absolute c ?? (0, 1), such that whenever / and g are analytic in D and satisfy \f{z)\ < |p(^)j in the annulus c < \z\ < 1, then 11/||p < II^Hp in the ...
Bangor, David
core   +2 more sources

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