Results 71 to 80 of about 204,919 (207)

r-Regularity

open access: yesJournal of Mathematical Imaging and Vision, 2014
We provide a characterization of r-regular sets in terms of the Lipschitz regularity of normal vector fields to the boundary.
Pedro Duarte, Maria Joana Torres
openaire   +5 more sources

Two-dimensional magnetohydrodynamic turbulence in the limits of infinite and vanishing magnetic Prandtl number [PDF]

open access: yes, 2013
LAKB was supported by an EPSRC post-graduate studentship.We study both theoretically and numerically two-dimensional magnetohydrodynamic turbulence at infinite and zero magnetic Prandtl number $Pm$ (and the limits thereof), with an emphasis on solution ...
Tran, Chuong Van   +3 more
core   +1 more source

Regularity of weak solutions to the magneto-hydrodynamics equations in terms of the direction of velocity

open access: yesElectronic Journal of Differential Equations, 2009
In this article, we study the regularity of weak solutions to the 3D incompressible magneto-hydrodynamics equations. We obtain a new class of regularity criteria in terms of the direction of the velocity.
Yuwen Luo
doaj  

The role of practice and literacy in the evolution of linguistic structure [PDF]

open access: yes, 2010
Recent iterated language learning studies have shown that artificial languages evolve over the generations towards regularity. This trend has been explained as a reflection of the learners’ biases.
Brown, J. Erin   +7 more
core   +1 more source

Regular and semi-regular polytopes. II

open access: yesMathematische Zeitschrift, 1940
[For part I see the review above.] The first section summarizes Part I, giving particular attention to the 3-dimensional point groups. The second section establishes subgroup relationships among the various irreducible reflection groups in 4 dimensions: 5 finite and 5 infinite.
openaire   +2 more sources

The Theoretical Regularity Properties of the Normalized Quadratic Consumer Demand Model [PDF]

open access: yes
We conduct a Monte Carlo study of the global regularity properties of the Normalized Quadratic model. We particularly investigate monotonicity violations, as well as the performance of methods of locally and globally imposing curvature.
William Barnett, Ikuyasu Usui
core  

Directional Hölder Metric Regularity [PDF]

open access: yes, 2015
This paper sheds new light on regularity of multifunctions through various characterizations of directional Hölder /Lipschitz metric regularity, which are based on the concepts of slope and coderivative.
Nguyen, Huu Tron   +4 more
core   +2 more sources

Regularity Results for Laplace Interface Problems in Two Dimensions

open access: yes, 2001
We investigate the regularity of solutions of interface problems for the Laplacian in two dimensions. Our objective are regularity results which are independent of global bounds of the data (the diffusion). Therefore we use a restriction on the data, the
Petzoldt, Martin
core   +1 more source

Regularity Theories Reassessed [PDF]

open access: yes, 2006
Until very recently, regularity accounts of causation have virtually vanished from the scene. Problems encountered within other theoretical frameworks have lately induced philosophers working on causation -- as e.g.
Baumgartner, Michael   +1 more
core   +2 more sources

Bounding the regularity radius for regular crystals [PDF]

open access: yesActa Crystallographica Section A Foundations and Advances, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +2 more sources

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