Results 111 to 120 of about 2,931,499 (197)

New discretised polynomial expander and incidence estimates

open access: yesBulletin of the London Mathematical Society, Volume 58, Issue 10, October 2026.
Abstract We present two applications of recent developments in incidence geometry. One is a δ$\delta$‐discretised version of a particular ‘Elekes–Rónyai’ expander problem. The second is an incidence estimate addressing the scenario in which both tubes, squares and their shadings satisfy non‐concentration assumptions.
Ciprian Demeter, William O'Regan
wiley   +1 more source

Hausdorff measures, capacities and compact composition operators

open access: yes, 2006
It is shown that there exist analytic self-maps phi of the unit disc D inducing compact composition operators on the Hardy space H-p, 1
González, María J.   +1 more
core   +1 more source

Nonrationality Degree of Toric Quasifolds

open access: yesMathematics
Toric quasifolds are nonrational generalizations of toric manifolds and orbifolds. We introduce the notion of nonrationality degree, an invariant that measures the extent to which a toric quasifold fails to be Hausdorff.
Fiammetta Battaglia, Elisa Prato
doaj   +1 more source

Graph‐null sets

open access: yesMathematika, Volume 72, Issue 4, October 2026.
Abstract We say that a plane set A$A$ is graph‐null, if there is a function g:[0,1]→R$g\colon [0,1]\rightarrow {\mathbb {R}}$ such that λ2(A+graphg)=0$\lambda _2 (A+{\rm graph}\, g)=0$. A plane set A$A$ has the translational Kakeya property if, for every translated copy A′$A^{\prime }$ of A$A$ and for every ε>0$\varepsilon >0$, there is a finite ...
M. Laczkovich, A. Máthé
wiley   +1 more source

How to extend Carath\'eodory's theorem to lattice-valued functionals

open access: yesResults in Nonlinear Analysis, 2020
Substituting in the definition of outer measure the addition with the maximum (or the supremum, or the join) operation we obtain a new set function called retuo measure. It is proved that every retuo measure is an outer measure.
Nutefe Kwami Agbeko
doaj  

Fractional Moment Theory for Anomalous Transport: A Unified Framework for Lévy Flights, Fractals, and Complex Dynamical Systems

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 13, Page 14964-15009, 15 September 2026.
ABSTRACT We develop a unified mathematical framework extending classical moment theory from discrete integer orders to a continuous spectrum of real orders f>0$$ f>0 $$, providing a systematic statistical characterization of complex systems exhibiting power‐law behavior.
Farrukh A. Chishtie
wiley   +1 more source

Besov capacity and Hausdorff measures in metric measure spaces

open access: yes, 2021
This paper studies Besov ρ-capacities as well as their relationship to Hausdorff measures in Ahlfors regular metric spaces of dimension Q for 1 < Q < p < ∞.
Costea, Şerban
core  

On the Existence of Solutions of Dynamic Equations on Time Scales in Banach Spaces

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 13, Page 15358-15384, 15 September 2026.
ABSTRACT In this paper we address the question of solvability of dynamic equations on time scales in Banach spaces. In particular, our main theorem extends the result for classical differential equations in Banach spaces of Banaś and Goebel established in [5], to an arbitrary time scale.
Dušan Oberta
wiley   +1 more source

Creating Virtual Intraoperative CT Images From Endoscopic Video During Endoscopic Sinus Surgery: A Proof‐of‐Concept Study

open access: yes
International Forum of Allergy &Rhinology, Volume 16, Issue 10, Page 1210-1213, October 2026.
Graham J. Harris   +6 more
wiley   +1 more source

On the theory of Hausdorff measures in metric spaces

open access: yes, 1995
In this work the main objective is to extend the theory of Hausdorff measures in general metric spaces. Throughout the thesis Hausdorff measures are defined using premeasures.
Howroyd, John David
core  

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