Results 11 to 20 of about 140,249 (314)

A Uniform Boundedness Theorem [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1967
A variation on the uniform boundedness theorem [2, p. 105] of functional analysis is obtained by replacing pointwise boundedness by a slightly stronger type of boundedness. This makes it possible to remove the category requirements from the set over which it is desired to have a collection of functions uniformly bounded.
John W. Brace, Robert M. Nielsen
openaire   +3 more sources

$R$ -Boundedness versus $\gamma$ -boundedness [PDF]

open access: yesArkiv för Matematik, 2016
It is well-known that in Banach spaces with finite cotype, the $R$-bounded and $\gamma$-bounded families of operators coincide. If in addition $X$ is a Banach lattice, then these notions can be expressed as square function estimates. It is also clear that $R$-boundedness implies $\gamma$-boundedness.
Kwapien, Stanislaw   +2 more
openaire   +5 more sources

Separating Polynomial $$\chi $$-Boundedness from $$\chi $$-Boundedness

open access: yesCombinatorica, 2023
AbstractExtending the idea from the recent paper by Carbonero, Hompe, Moore, and Spirkl, for every function $$f:\mathbb {N}\rightarrow \mathbb {N}\cup \{\infty \}$$ f : N → N ∪ {
Briański, M, Davies, J, Walczak, B
openaire   +4 more sources

A survey of χ‐boundedness

open access: yesJournal of Graph Theory, 2020
AbstractIf a graph has bounded clique number and sufficiently large chromatic number, what can we say about its induced subgraphs? András Gyárfás made a number of challenging conjectures about this in the early 1980s, which have remained open until recently; but in the last few years there has been substantial progress. This is a survey of where we are
Alex Scott, Paul Seymour
openaire   +5 more sources

Boundedness of cohomology

open access: yesJournal of Algebra, 2010
18 ...
Brodmann-Maeder, Monika   +2 more
openaire   +4 more sources

The ε - εβ Property in the Isoperimetric Problem with Double Density, and the Regularity of Isoperimetric Sets

open access: yesAdvanced Nonlinear Studies, 2020
We prove the validity of the ε-εβ{\varepsilon-\varepsilon^{\beta}} property in the isoperimetric problem with double density, generalising the known properties for the case of single density. As a consequence, we derive regularity for isoperimetric sets.
Pratelli Aldo, Saracco Giorgio
doaj   +1 more source

On the boundedness of automorphic forms [PDF]

open access: yesProceedings of the American Mathematical Society, 1968
Since X has finite (noneuclidean) area if and only if P is a finitely generated group of the first kind [2 , [6d, our theorems are generalizations of the well-known fact that Aq(P) = Bq(r) when X has finite area. 2. Proof of the Lemma. It is well known [2], [6] that to each finitely generated Fuchsian group P of the second kind there corresponds a ...
David Drasin, C. J. Earle
openaire   +2 more sources

Adjectives and boundedness [PDF]

open access: yesCognitive Linguistics, 2001
This paper examines the significance of the schematic domain of BOUNDEDNESS in adjectives. It is proposed that boundedness in adjectives is a fundamental characteristic associated with gradability. Cross-categorial correspondences are made to nouns and verbs, where boundedness is a feature of countability and aktionsart respectively. Two basic types of
openaire   +3 more sources

Existence, boundedness and integrability of global solutions to delay integro-differential equations of second order

open access: yesJournal of Taibah University for Science, 2020
The paper deals with the problems of the global existence, boundedness and integrability, and solutions of an integro-differential equation (IDE) of second order with n-constant retardations.
Sizar Abid Mohammed
doaj   +1 more source

Design, Analysis and Comparison of a Nonstandard Computational Method for the Solution of a General Stochastic Fractional Epidemic Model

open access: yesAxioms, 2021
Malaria is a deadly human disease that is still a major cause of casualties worldwide. In this work, we consider the fractional-order system of malaria pestilence. Further, the essential traits of the model are investigated carefully.
Nauman Ahmed   +6 more
doaj   +1 more source

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