Results 41 to 50 of about 139,960 (305)

Ground state non-universality in the random field Ising model [PDF]

open access: yes, 2001
Two attractive and often used ideas, namely universality and the concept of a zero temperature fixed point, are violated in the infinite-range random-field Ising model.
A. Aharony   +16 more
core   +1 more source

Generalized Almost Periodicity in Lebesgue Spaces with Variable Exponents

open access: yesMathematics, 2020
In this paper, we introduce and analyze Stepanov uniformly recurrent functions, Doss uniformly recurrent functions and Doss almost-periodic functions in Lebesgue spaces with variable exponents.
Marko Kostić, Wei-Shih Du
doaj   +1 more source

Small perturbations of critical nonlocal equations with variable exponents

open access: yesDemonstratio Mathematica, 2023
In this article, we are concerned with the following critical nonlocal equation with variable exponents: (−Δ)p(x,y)su=λf(x,u)+∣u∣q(x)−2uinΩ,u=0inRN\Ω,\left\{\begin{array}{ll}{\left(-\Delta )}_{p\left(x,y)}^{s}u=\lambda f\left(x,u)+{| u| }^{q\left(x)-2}u&
Tao Lulu, He Rui, Liang Sihua
doaj   +1 more source

Continuously variable spreading exponents in the absorbing Nagel-Schreckenberg model

open access: yes, 2018
I study the critical behavior of a traffic model with an absorbing state. The model is a variant of the Nagel-Schreckenberg (NS) model, in which drivers do not decelerate if their speed is smaller than their headway, the number of empty sites between ...
Dickman, Ronald
core   +1 more source

Sobolev embeddings with variable exponent [PDF]

open access: yesStudia Mathematica, 2000
Let \(\Omega\) be a bounded open subset of \(\mathbb R^n\) with Lipschitz boundary and let \(p:\overline{\Omega}\to [1,\infty)\) be Lipschitz-continuous. The authors consider the generalised Lebesgue space \(L^{p(x)}(\Omega)\) and the corresponding Sobolev space \(W^{1,p(x)}(\Omega)\), consisting of all \(f\in L^{p(x)}(\Omega)\) with first-order ...
Edmunds, David E., Rákosník, Jiří
openaire   +2 more sources

An eigenvalue problem related to the variable exponent double-phase operator

open access: yesAIMS Mathematics
In this paper, we studied a double-phase eigenvalue problem with large variable exponents. Let $ \lambda^{1}_{(p_{n}(\cdot), \, q_{n}(\cdot))} $ be the first eigenvalues and $ u_{n} $ be the first eigenfunctions, normalized by $ \|u_{n}\|_{\mathcal{H}_{n}
Lujuan Yu, Beibei Wang, Jianwei Yang
doaj   +1 more source

Parent‐to‐Child Information Disclosure in Pediatric Oncology

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Despite professional consensus regarding the importance of open communication with pediatric cancer patients about their disease, actual practice patterns of disclosure are understudied. Extant literature suggests a significant proportion of children are not told about their diagnosis/prognosis, which is purported to negatively ...
Rachel A. Kentor   +12 more
wiley   +1 more source

Hopping Conduction in Uniaxially Stressed Si:B near the Insulator-Metal Transition

open access: yes, 1998
Using uniaxial stress to tune the critical density near that of the sample, we have studied in detail the low-temperature conductivity of p-type Si:B in the insulating phase very near the metal-insulator transition.
A. Aharony   +27 more
core   +1 more source

The molecular characterization of anisotropic Herz-type Hardy spaces with two variable exponents

open access: yesOpen Mathematics, 2020
In this article, the authors establish the characterizations of a class of anisotropic Herz-type Hardy spaces with two variable exponents associated with a non-isotropic dilation on ℝn{{\mathbb{R}}}^{n} in terms of molecular decompositions.
Guo Qingdong, Wang Wenhua
doaj   +1 more source

Scaling in directed dynamical small-world networks with random responses

open access: yes, 2003
A dynamical model of small-world network, with directed links which describe various correlations in social and natural phenomena, is presented. Random responses of every site to the imput message are introduced to simulate real systems. The interplay of
Chen-Ping Zhu   +6 more
core   +1 more source

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