Results 31 to 40 of about 108,956 (259)

Critical Kirchhoff equations involving the -sub-Laplacians operators on the Heisenberg group

open access: yesBulletin of Mathematical Sciences, 2023
In this paper, we deal with a class of Kirchhoff-type critical elliptic equations involving the [Formula: see text]-sub-Laplacians operators on the Heisenberg group of the form M(∥DHu∥pp + ∥u∥ p,Vp)[−Δ H,pu + V (ξ)|u|p−2u] = λf(ξ,u) + |u|p∗−2u,ξ ∈ ℍn,u ...
Xueqi Sun   +3 more
doaj   +1 more source

Isodiametric sets in the Heisenberg group [PDF]

open access: yesRevista Matemática Iberoamericana, 2012
In the sub-Riemannian Heisenberg group equipped with its Carnot–Carathéodory metric and with a Haar measure, we consider isodiametric sets , i.e., sets maximizing measure among all sets with a given diameter. In particular, given an isodiametric set, and up to negligible sets, we prove that its boundary is given by
LEONARDI, Gian Paolo   +2 more
openaire   +5 more sources

Sub-Finsler Horofunction Boundaries of the Heisenberg Group

open access: yesAnalysis and Geometry in Metric Spaces, 2021
We give a complete analytic and geometric description of the horofunction boundary for polygonal sub-Finsler metrics, that is, those that arise as asymptotic cones of word metrics, on the Heisenberg group.
Fisher Nate, Golo Sebastiano Nicolussi
doaj   +1 more source

Strict starshapedness of solutions to the horizontal p-Laplacian in the Heisenberg group

open access: yesMathematics in Engineering, 2021
We examine the geometry of the level sets of particular horizontally p-harmonic functions in the Heisenberg group. We find sharp, natural geometric conditions ensuring that the level sets of the p-capacitary potential of a bounded annulus in the ...
Mattia Fogagnolo , Andrea Pinamonti
doaj   +1 more source

Concentration-compactness results for systems in the Heisenberg group [PDF]

open access: yesOpuscula Mathematica, 2020
In this paper we complete the study started in [P. Pucci, L. Temperini, Existence for (p,q) critical systems in the Heisenberg group, Adv. Nonlinear Anal.
Patrizia Pucci, Letizia Temperini
doaj   +1 more source

Steiner Formula and Gaussian Curvature in the Heisenberg Group

open access: yesBruno Pini Mathematical Analysis Seminar, 2016
The classical Steiner formula expresses the volume of the ∈-neighborhood Ω∈ of a bounded and regular domain  Ω⊂Rn as a polynomial of degree n in ∈. In particular, the coefficients of this polynomial are the integrals of functions of the curvatures of the
Eugenio Vecchi
doaj   +1 more source

On Minty’s theorem in the Heisenberg group [PDF]

open access: yesNonlinear Analysis: Theory, Methods & Applications, 2014
In this paper we extend some classical results of Convex Analysis to the sub-Riemannian setting of the Heisenberg group. In particular, we provide a horizontal version of Minty's theorem concerning maximal H-monotone operators defined in the Heisenberg group with values in the first layer of its Lie algebra.
PINI, RITA, CALOGERO, ANDREA GIOVANNI
openaire   +4 more sources

Heisenberg uniqueness pairs on the Euclidean spaces and the motion group

open access: yesComptes Rendus. Mathématique, 2020
In this article, we consider Heisenberg uniqueness pairs corresponding to the exponential curve and surfaces, paraboloid, and sphere. Further, we look for analogous results related to the Heisenberg uniqueness pair on the Euclidean motion group and ...
Chattopadhyay, Arup   +3 more
doaj   +1 more source

Quantum holonomies and the Heisenberg group [PDF]

open access: yesModern Physics Letters A, 2019
Quantum holonomies of closed paths on the torus [Formula: see text] are interpreted as elements of the Heisenberg group [Formula: see text]. Group composition in [Formula: see text] corresponds to path concatenation and the group commutator is a deformation of the relator of the fundamental group [Formula: see text] of [Formula: see text], making ...
J. E. Nelson, R. F. Picken
openaire   +3 more sources

On Kac's principle of not feeling the boundary for the Kohn Laplacian on the Heisenberg group [PDF]

open access: yes, 2015
In this note we construct an integral boundary condition for the Kohn Laplacian in a given domain on the Heisenberg group extending to the setting of the Heisenberg group M. Kac's "principle of not feeling the boundary".
Ruzhansky, Michael, Suragan, Durvudkhan
core   +3 more sources

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