Results 31 to 40 of about 259,447 (315)

A natural Finsler-Laplace operator [PDF]

open access: yesIsrael Journal of Mathematics, 2013
We give a new definition of a Laplace operator for Finsler metric as an average with regard to an angle measure of the second directional derivatives. This definition uses a dynamical approach due to Foulon that does not require the use of connections nor local coordinates.
openaire   +4 more sources

Ambiguity attitudes in qualitative contexts: The role of prior beliefs

open access: yesJournal of Behavioral Decision Making, Volume 36, Issue 1, January 2023., 2023
Abstract Most studies of ambiguity aversion rely on experimental paradigms involving monetary bets. Thus, the extent to which ambiguity aversion occurs outside of such contexts is much less understood, particularly when the situation cannot easily be reduced to numerical terms.
Joshua P. White, Andrew Perfors
wiley   +1 more source

Problems with Laplace operator on topological surfaces

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2011
This work highlights the problems related to the Laplace operator on topological surfaces such as Mobius strip, Klein bottle and torus. In particular, we discuss oscillations on the surface of the Mobius strip, eigenfunctions and eigenvalues of the ...
M. V. Dolgopolov   +2 more
doaj   +3 more sources

Eigenvalue control for a Finsler–Laplace operator [PDF]

open access: yesAnnals of Global Analysis and Geometry, 2012
Using the definition of a Finsler--Laplacian given by the first author, we show that two bi-Lipschitz Finsler metrics have a controlled spectrum. We deduce from that several generalizations of Riemannian results. In particular, we show that the spectrum on Finsler surfaces is controlled above by a constant depending on the topology of the surface and ...
Thomas Barthelmé   +2 more
openaire   +4 more sources

2-Radical Laplace Operators [PDF]

open access: yesarXiv, 2023
The paper introduces a new elliptic operator called the two-radical Laplace operator, which has a positive eigenvalue equal to the positive square root of the eigenvalue of the Laplace operator. The author provide several theorems that serve as counterparts to those associated with the Laplace operator.
arxiv  

A Note on the Triple Laplace Transform and Its Applications to Some Kind of Third-Order Differential Equation

open access: yesAbstract and Applied Analysis, 2013
We introduced a relatively new operator called the triple Laplace transform. We presented some properties and theorems about the relatively new operator. We examine the triple Laplace transform of some function of three variables.
Abdon Atangana
doaj   +1 more source

A note on maximal operators related to Laplace-Bessel differential operators on variable exponent Lebesgue spaces

open access: yesOpen Mathematics, 2021
In this paper, we consider the maximal operator related to the Laplace-Bessel differential operator (BB-maximal operator) on Lp(⋅),γ(Rk,+n){L}_{p\left(\cdot ),\gamma }\left({{\mathbb{R}}}_{k,+}^{n}) variable exponent Lebesgue spaces.
Kaya Esra
doaj   +1 more source

Geometric characterizations of canal surfaces with Frenet center curves

open access: yesAIMS Mathematics, 2021
In this work, we study the canal surfaces foliated by pseudo hyperbolic spheres $ \mathbb{H}_{0}^{2} $ along a Frenet curve in terms of their Gauss maps in Minkowski 3-space.
Jinhua Qian   +3 more
doaj   +1 more source

Laplace–Beltrami operators on noncommutative tori [PDF]

open access: yesJournal of Geometry and Physics, 2020
In this paper, we construct Laplace-Beltrami operators associated with arbitrary Riemannian metrics on noncommutative tori of any dimension. These operators enjoy the main properties of the Laplace-Beltrami operators on ordinary Riemannian manifolds. The construction takes into account the non-triviality of the group of modular automorphisms.
Hyunsu Ha, Raphael Ponge
openaire   +2 more sources

How Wetting Properties Influence the Wear of Radial Lip Sealing Systems

open access: yesChemical Engineering &Technology, Volume 46, Issue 1, Page 61-70, January 2023., 2023
Increased wear on radial lip seal systems is observed when sealing modern lubricants. This can impair the function of the sealing system and ultimately lead to leakage. This work shows methods to identify and predict excessive wear of radial lip sealing systems.
Philipp Fricker   +2 more
wiley   +1 more source

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