Results 11 to 20 of about 527 (165)

A Picone identity for variable exponent operators and applications [PDF]

open access: yesAdvances in Nonlinear Analysis, 2019
In this work, we establish a new Picone identity for anisotropic quasilinear operators, such as the p(x)-Laplacian defined as div(|∇ u|p(x)−2 ∇ u).
Arora Rakesh   +2 more
doaj   +6 more sources

On the discrete version of Picone's identity [PDF]

open access: yesDiscrete Applied Mathematics, 2008
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Allegretto, Walter, Huang, Yin Xi
exaly   +13 more sources

Anisotropic Picone identities and anisotropic Hardy inequalities [PDF]

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we derive an anisotropic Picone identity for the anisotropic Laplacian, which contains some known Picone identities. As applications, a Sturmian comparison principle to the anisotropic elliptic equation and an anisotropic Hardy type ...
Tingfu Feng, Xuewei Cui
doaj   +5 more sources

$$A$$ A -harmonic Picone’s identity with applications

open access: yesAnnali Di Matematica Pura Ed Applicata, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Nhan, Nguyen Du Vi   +3 more
exaly   +10 more sources

Sturm-Picone Comparison Theorem of Second-Order Linear Equations on Time Scales

open access: yesAdvances in Difference Equations, 2009
This paper studies Sturm-Picone comparison theorem of second-order linear equations on time scales. We first establish Picone identity on time scales and obtain our main result by using it.
Zhang Chao, Sun Shurong
doaj   +6 more sources

The Picone identity: A device to get optimal uniqueness results and global dynamics in Population Dynamics [PDF]

open access: yesNonlinear Analysis: Real World Applications, 2021
This paper infers from a generalized Picone identity the uniqueness of the stable positive solution for a class of semilinear equations of superlinear indefinite type, as well as the uniqueness and global attractivity of the coexistence state in two generalized diffusive prototypes of the symbiotic and competing species models of Lotka-Volterra.
Sérgio Fernández-Rincón   +1 more
exaly   +4 more sources

A generalized nonlinear Picone identity for the p-biharmonic operator and its applications [PDF]

open access: yesJournal of Inequalities and Applications, 2019
A generalized nonlinear Picone identity for the p-biharmonic operator is established in this paper. As applications, a Sturmian comparison principle to the p-biharmonic equation with singular term, a Liouville’s theorem to the p-biharmonic system, and a ...
Tingfu Feng
doaj   +4 more sources

Picone-type identity for pseudo p-Laplacian with variable power

open access: yesElectronic Journal of Differential Equations, 2012
A Picone type identity is established for homogeneous differential operators involving the pseudo p-Laplacian with variable exponent p=p(x). Using this identity, it is shown that the classical Sturmian theory extends to the associated partial ...
Gabriella Bognar, Ondrej Dosly
doaj   +3 more sources

Generalized Picone inequalities and their applications to (p,q)-Laplace equations

open access: yesOpen Mathematics, 2020
We obtain a generalization of the Picone inequality which, in combination with the classical Picone inequality, appears to be useful for problems with the (p,q)(p,q)-Laplace-type operators.
Bobkov Vladimir, Tanaka Mieko
doaj   +2 more sources

A modified Picone-type identity and the uniqueness of positive symmetric solutions for a prescribed mean curvature problem

open access: yesAdvanced Nonlinear Studies, 2023
In this article, we study the uniqueness of positive symmetric solutions of the following mean curvature problem in Euclidean space: (P)u′1+∣u′∣2′+h(x)f(u)=0 ...
Lee Yong-Hoon, Yang Rui
doaj   +2 more sources

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