Results 41 to 50 of about 371 (68)

Supplement a high-dimensional time fractional diffusion equation

open access: yesAlexandria Engineering Journal, 2023
In this article, we discussed a high-dimensional time fractional diffusion equation which is used to write many nonlinear phenomena in three dimensional space diffusion processes.
Jian-Gen Liu, Fa-Zhan Geng, Xin Li
doaj  

Shape optimization problems on metric measure spaces [PDF]

open access: yes, 2013
We consider shape optimization problems of the form $$\min\big\{J(\Omega)\ :\ \Omega\subset X,\ m(\Omega)\le c\big\},$$ where $X$ is a metric measure space and $J$ is a suitable shape functional.
Buttazzo, Giuseppe, Velichkov, Bozhidar
core   +2 more sources

Quasilinear elliptic equations with critical potentials

open access: yesAdvances in Nonlinear Analysis, 2017
We study Liouville theorems for problems of the ...
D’Ambrosio Lorenzo, Mitidieri Enzo
doaj   +1 more source

Proprietà di palla doppia in gruppi di Carnot di passo due [PDF]

open access: yes, 2012
We investigate the notion of the so-called Double Ball Property, which concerns the nonnegative sub-solutions of some differential operators. Thanks to the axiomatic approach developed in [6], this is an important tool in order to solve the Krylov ...
Tralli, Giulio
core   +2 more sources

Existence for (p, q) critical systems in the Heisenberg group

open access: yesAdvances in Nonlinear Analysis, 2019
This paper deals with the existence of entire nontrivial solutions for critical quasilinear systems (𝓢) in the Heisenberg group ℍn, driven by general (p, q) elliptic operators of Marcellini types.
Pucci Patrizia, Temperini Letizia
doaj   +1 more source

Gagliardo-Nirenberg Inequalities for Differential Forms in Heisenberg Groups

open access: yes, 2015
The L 1-Sobolev inequality states that the L n/(n--1)-norm of a compactly supported function on Euclidean n-space is controlled by the L 1-norm of its gradient.
Baldi, Annalisa   +2 more
core   +1 more source

Obstacle problem for Arithmetic Asian options [PDF]

open access: yesarXiv, 2009
We prove existence, regularity and a Feynman-Ka\v{c} representation formula of the strong solution to the free boundary problem arising in the financial problem of the pricing of the American Asian option with arithmetic average.
arxiv  

Instantaneous blow up solutions for nonlinear Sobolev type equations on the Heisenberg Group

open access: yes, 2023
In this paper, we study the nonlinear Sobolev type equations on the Heisenberg group. We show that the problems do not admit nontrivial local weak solutions, i.e. "instantaneous blow up" occurs, using the nonlinear capacity method.
Borikhanov, Meiirkhan B.   +2 more
core  

Global contact and quasiconformal mappings of Carnot groups [PDF]

open access: yesarXiv, 2014
We show that globally defined quasiconformal mappings of rigid Carnot groups are affine, but that globally defined contact mappings of rigid Carnot groups need not be quasiconformal, and a fortiori not affine.
arxiv  

Geometric Hardy inequalities on starshaped sets [PDF]

open access: yesarXiv, 2019
In this paper, we present the geometric Hardy inequalities on the starshaped sets in the Carnot groups. Also, we obtain the geometric Hardy inequalities on half-spaces for general vector fields.
arxiv  

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