Results 41 to 50 of about 2,263,118 (235)

Tiling by translates of a function: results and open problems

open access: yesDiscrete Analysis, 2021
Tiling by translates of a function: results and open problems, Discrete Analysis 2021:12, 24 pp. Let $f$ be a function from $\mathbb R$ to $\mathbb R$, and for each $\lambda\in\mathbb R$, let $T_\lambda$ be the translate of $f$ by $\lambda$, that is ...
Mihail N. Kolountzakis, Nir Lev
doaj   +1 more source

Exploiting Ferroelectric and Spintronic Dynamics for Neural Network Computation

open access: yesAdvanced Intelligent Systems, EarlyView.
Ferroelectric and spintronic devices, relying on the control of polarization and magnetization, offer intrinsically fast, durable, energy‐efficient, and low‐latency building blocks for analog in‐memory computing. The hysteretic dynamics of an order parameter are leveraged to provide nonvolatile, multistate memory and nonlinear switching. Brain‐inspired
Dashiell Harrison   +4 more
wiley   +1 more source

STUDY OF ALMOST EVERYWHERE CONVERGENCE OF SERIES BY MEANS OF MARTINGALE METHODS

open access: yes, 2016
Martingale methods are used to study the almost everywhere convergence of general function series. Applications are given to ergodic series, which improves recent results of Fan [9], and to dilated series, including Dav-enport series, which completes ...
Cuny, Christophe, Ai-Hua, Fan
core   +2 more sources

Limits of Latin squares

open access: yesDiscrete Analysis, 2023
Limits of Latin squares, Discrete Analysis 2023:8, 66 pp. There has been a great deal of work over the last fifteen to twenty years on the theme of continuous limits of discrete combinatorial objects. In particular, any sequence of graphs of increasing
Frederik Garbe   +3 more
doaj   +1 more source

Firearm carrying practices and motivations: A mixed methods study among adults and youth

open access: yesAmerican Journal of Community Psychology, EarlyView.
Abstract The purpose of this participatory action, mixed methods research study was to identify motivations related to firearm carrying from a qualitative perspective, and then to use quantitative research to characterize the patterns of motivations around carrying.
Krista R. Mehari   +5 more
wiley   +1 more source

On the Almost Everywhere Convergence of Multiple Fourier-Haar Series

open access: yes, 2019
The paper deals with the question of convergence of multiple Fourier-Haar series with partial sums taken over homothetic copies of a given convex bounded set W⊂R+n containing the intersection of some neighborhood of the origin with R+n. It is proved that
Tulone F.   +3 more
core   +1 more source

Almost everywhere continuity of conditional expectations

open access: yesModern Stochastics: Theory and Applications
A necessary and sufficient condition on a sequence ${\{{\mathcal{A}_{n}}\}_{n\in \mathbb{N}}}$ of σ-subalgebras which assures convergence almost everywhere of conditional expectations for functions in ${L^{\infty }}$ is given. It is proven that for $f\in
Alberto Alonso, Fernando Brambila-Paz
doaj   +1 more source

Almost Everywhere Convergence of Ergodic Averages of Nonlinear Operators

open access: yes, 1995
For order preserving mappings T, which are nonexpansive in L1 and L∞, two principal, mutually equivalent results are shown. The almost everywhere convergence of (Tnf/n) (primarily of interest if T0 ≠ 0) and of the ergodic averages Snf/(n + 1)), where S0f
Wittmann, R.
core   +1 more source

Streamline and Isotherm Visual Analysis of Darcy–Forchheimer von Karman Spinning Flow of Maxwell Fluid Over a Stretching Disk With Quadratic Temperature‐Dependent Heat Source

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This research paper provides an extensive study of the effects of Darcy–Forchheimer von‐Karman spinning flow of Maxwell fluid across a stretching disk including the effect of heat generation based on a nonlinear function of temperature. The flow system is influenced by thermal radiations and Arrhenius activation energy.
Ebrahem A. Algehyne   +6 more
wiley   +1 more source

Nonsmooth spectral gradient methods for unconstrained optimization

open access: yesEURO Journal on Computational Optimization, 2017
To solve nonsmooth unconstrained minimization problems, we combine the spectral choice of step length with two well-established subdifferential-type schemes: the gradient sampling method and the simplex gradient method.
Milagros Loreto   +3 more
doaj   +1 more source

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