Results 21 to 30 of about 4,205,835 (294)

OPTIMAL MULTIATTRIBUTE SCREENING

open access: yesUral Mathematical Journal, 2016
We provide a technique for constructing optimal multiattribute screening contracts in a general setting with one-dimensional types based on necessary optimality conditions.
Thomas A. Weber
doaj   +1 more source

A multiplicity theorem for parametric superlinear (p,q)-equations [PDF]

open access: yesOpuscula Mathematica, 2020
We consider a parametric nonlinear Robin problem driven by the sum of a \(p\)-Laplacian and of a \(q\)-Laplacian (\((p,q)\)-equation). The reaction term is \((p-1)\)-superlinear but need not satisfy the Ambrosetti-Rabinowitz condition.
Florin-Iulian Onete   +2 more
doaj   +1 more source

Maximum and anti-maximum principles for the \(p\)-Laplacian with a nonlinear boundary condition

open access: yesElectronic Journal of Differential Equations, 2006
Summary: In this paper we study the maximum and the anti-maximum principles for the problem \(\Delta _{p}u=|u|^{p-2}u\) in the bounded smooth domain \(\Omega \subset \mathbb{R}^{N}\), with \(|\nabla u|^{p-2}\frac{\partial u}{\partial \nu }=\lambda |u|^{p-2}u+h\) as a non linear boundary condition on \(\partial \Omega \) which is supposed \(C^{2\beta }\)
Aomar Anane, Omar Chakrone, Najat Moradi
openaire   +3 more sources

A weighted (p,2)-equation with double resonance

open access: yesElectronic Journal of Differential Equations, 2023
We consider a Dirichlet problem driven by a weighted (p,2)-Laplacian with a reaction which is resonant both at \(\pm\infty\) and at zero (double resonance).
Zhenhai Liu, Nikolaos S. Papageorgiou
doaj   +3 more sources

Harnack Inequalities and ABP Estimates for Nonlinear Second-Order Elliptic Equations in Unbounded Domains

open access: yesAbstract and Applied Analysis, 2008
We are concerned with fully nonlinear uniformly elliptic operators with a superlinear gradient term. We look for local estimates, such as weak Harnack inequality and local maximum principle, and their extension up to the boundary.
M. E. Amendola, L. Rossi, A. Vitolo
doaj   +1 more source

Discrete maximum principles for nonlinear parabolic PDE systems [PDF]

open access: yesIMA Journal of Numerical Analysis, 2012
Discrete maximum principles (DMPs) are established for finite element approximations of systems of nonlinear parabolic partial differential equations with mixed boundary and interface conditions. The results are based on an algebraic DMP for suitable systems of ordinary differential equations.
Faragó, I., Karátson, J., Korotov, S.
openaire   +2 more sources

On the strong maximum principle

open access: yes, 2020
In this paper we study the strong maximum principle for equations of the form F[u] = H(u, |Du|) where F is either a fully nonlinear elliptic operator or is the p-Laplace operator.Wegive sufficient conditions on H to ensure that the strong maximum ...
Ahmed Mohammed, Antonio Vitolo
core   +1 more source

Monotone economical schemes for quasilinear parabolic equations

open access: yesMathematical Modelling and Analysis, 2002
In order to approximate a multidimensional quasilinear parabolic equation with unlimited nonlinearity the economical vector‐additive scheme is constructed.
N. V. Dzenisenko   +2 more
doaj   +1 more source

A generalization of the maximum principle to nonlinear parabolic systems [PDF]

open access: yesAnnales Polonici Mathematici, 2003
The author establishes a generalization of the weak maximum principle for a class of quasilinear strongly parabolic systens with leading terms of \(p\)-Laplacian type.
openaire   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

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