Results 151 to 160 of about 12,584,112 (314)

Nonlinear fractional equations in the Heisenberg group

open access: yesBruno Pini Mathematical Analysis Seminar
We deal with a wide class of nonlinear nonlocal equations led by integro-differential operators of order (s,p), with summability exponent p in (1,∞) and differentiability order s in (0,1), whose prototype is the fractional subLaplacian in the Heisenberg ...
Giampiero Palatucci, Mirco Piccinini
doaj   +1 more source

Tubular Surfaces Around Timelike Biharmonic Curves in Lorentzian Heisenberg Group Heis3

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2012
In this paper, we describe a new method for constructing a tubular surface surrounding a timelike biharmonic curve in the Lorentzian Heisenberg group Heis3. Firstly, we characterize timelike biharmonic curves in terms of their curvature and torsion. Also,
Körpinar Talat, Turhan Essin
doaj   +1 more source

The C*-alegbras of the Heisenberg Group and of thread-like Lie groups [PDF]

open access: yesarXiv, 2009
We describe the C*-algebras of the Heisenberg group H_n, n\geq 1, and the thread-like Lie group G_N, N\geq 3, in terms of C*-algebras of operator fields.
arxiv  

3D Printable Magnetic Soft Actuators–Ink Formulation, Rheological Characterization, and Hydrogel Actuator Prototypes

open access: yesMacromolecular Materials and Engineering, EarlyView.
Magnetic inks for direct ink writing (DIW), a 3D printing technique, are formulated based on acrylamide, iron oxide, and the rheology modifier laponite. They have shear thinning and thixotropic properties. Prototypes printed by DIW, followed by thermal curing, could be magnetically actuated.
Lukas Barth   +3 more
wiley   +1 more source

Discrete flavour symmetries from the Heisenberg group

open access: yesPhysics Letters B, 2016
Non-abelian discrete symmetries are of particular importance in model building. They are mainly invoked to explain the various fermion mass hierarchies and forbid dangerous superpotential terms.
E.G. Floratos, G.K. Leontaris
doaj  

A Measure Zero UDS in the Heisenberg Group

open access: yesBruno Pini Mathematical Analysis Seminar, 2016
We show that the Heisenberg group contains a measure zero set N such that every real-valued Lipschitz function is Pansu differentiable at a point of N.
Andrea Pinamonti, Gareth Speight
doaj   +1 more source

On totally umbilical and minimal surfaces of the Lorentzian Heisenberg groups

open access: yesMathematische Nachrichten, EarlyView.
Abstract This paper has manifold purposes. We first introduce a description of the Gauss map for submanifolds (both spacelike and timelike) of a Lorentzian ambient space and relate the conformality of the Gauss map of a surface to total umbilicity and minimality.
Giovanni Calvaruso   +2 more
wiley   +1 more source

Some Nonlocal Operators in the First Heisenberg Group

open access: yesFractal and Fractional, 2017
In this paper we construct some nonlocal operators in the Heisenberg group. Specifically, starting from the Grünwald-Letnikov derivative and Marchaud derivative in the Euclidean setting, we revisit those definitions with respect to the one of the ...
Fausto Ferrari
doaj   +1 more source

Paley type inequality for the Fourier transform on the Heisenberg group [PDF]

open access: yesarXiv, 2013
A Paley type inequality for the Fourier transform on $H^p(H^n);$ the Hardy space on the Heisenberg group, is obtained for $0 < p \leq 1.$
arxiv  

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