Results 41 to 50 of about 374,721 (319)

Homogeneity by Isotopy [PDF]

open access: yesProceedings of the American Mathematical Society, 1979
Answered is a question asked by Daverman, Bull. Amer. Math. Soc. 84 (1978), 377-405. It is whether a 2-sphere Σ \Sigma is tame if each isotopy on Σ \Sigma extends to an isotopy of E 3 {E^3} ?
openaire   +2 more sources

Relative Homogenization of Climatic Time Series

open access: yesAtmosphere
Homogenization of the time series of observed climatic data aims to remove non-climatic biases caused by technical changes during the history of the climate observations.
Peter Domonkos
doaj   +1 more source

Echo Chambers and Algorithmic Bias: The Homogenization of Online Culture in a Smart Society [PDF]

open access: yesSHS Web of Conferences
The rise of smart societies, characterized by extensive use of technology and data-driven algorithms, promises to improve our lives. However, this very technology presents a potential threat to the richness and diversity of online culture.
Putri Salsa Della Guitara   +2 more
doaj   +1 more source

Homogeneity and h -homogeneity

open access: yesTopology and its Applications, 2013
Abstract The relations between zero-dimensional homogeneous spaces and h -homogeneous ones are investigated. We suggest an indication of h -homogeneity for a homogeneous zero-dimensional paracompact space and its modification for a topological group.
openaire   +3 more sources

Neumann Homogenization via Integro-Differential Operators, Part 2: singular gradient dependence

open access: yes, 2018
We continue the program initiated in a previous work, of applying integro-differential methods to Neumann Homogenization problems. We target the case of linear periodic equations with a singular drift, which includes (with some regularity assumptions ...
Guillen, Nestor, Schwab, Russell W.
core   +1 more source

The homogeneous shifts

open access: yesJournal of Functional Analysis, 2003
In the paper under review, firstly, homogeneous operators are introduced. Then, homogeneous scalar weighted operators are characterized and classified completely. The authors show that all irreducible homogeneous operators are block shifts.
Gadadhar Misra, Bhaskar Bagchi
openaire   +2 more sources

On the homogenization of means [PDF]

open access: yesActa Mathematica Hungarica, 2019
The aim of this paper is to introduce several notions of homogenization in various classes of weighted means, which include quasiarithmetic and semideviation means. In general, the homogenization is an operator which attaches a homogeneous mean to a given one.
Páles, Zsolt, Pasteczka, P.
openaire   +5 more sources

Regularized homogenization on irregularly perforated domains

open access: yesNetworks and Heterogeneous Media
We studied stochastic homogenization of a quasi-linear parabolic partial differential equation (PDE) with nonlinear microscopic Robin conditions on a perforated domain.
Martin Heida   +2 more
doaj   +1 more source

Stochastic homogenization of nonconvex unbounded integral functionals with convex growth

open access: yes, 2015
We consider the well-travelled problem of homogenization of random integral functionals. When the integrand has standard growth conditions, the qualitative theory is well-understood. When it comes to unbounded functionals, that is, when the domain of the
Duerinckx, Mitia, Gloria, Antoine
core   +3 more sources

Scale transition and enforcement of RVE boundary conditions in second-order computational homogenization [PDF]

open access: yes, 2008
Formulation of the scale transition equations coupling the microscopic and macroscopic variables in the second-order computational homogenization of heterogeneous materials and the enforcement of generalized boundary conditions for the representative ...
Ainsworth   +10 more
core   +1 more source

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