Results 1 to 10 of about 8,191,239 (342)

Nontrivial solutions for nonlinear elliptic problems via Morse theory

open access: yesElectronic Journal of Differential Equations, 2006
We prove the existence of nontrivial solutions for perturbations of p-Laplacian. Our approach combine minimax arguments and Morse Theory, under the conditions on the behaviors of the perturbed function $f(x,t)$ or its primitive $F(x,t)$ near infinity and
Abdesslem Ayoujil, Abdel R. El Amrouss
doaj  

Extracorporeal Membrane Oxygenation-Induced Hemolysis: An In Vitro Study to Appraise Causative Factors

open access: yesMembranes, 2021
In vitro hemolysis testing is commonly used to determine hemocompatibility of ExtraCorporeal Membrane Oxygenation (ECMO). However, poor reproducibility remains a challenging problem, due to several unidentified influencing factors.
Chris Hoi Houng Chan   +11 more
doaj   +1 more source

Continuous Infusion of Iohexol to Monitor Perioperative Glomerular Filtration Rate

open access: yesInternational Journal of Nephrology, 2022
Continuous monitoring of the glomerular filtration rate (GFR) in the perioperative setting could provide valuable information about acute kidney injury risk for both clinical and research purposes.
Kjellbjørn Jakobsen   +4 more
doaj   +1 more source

A critical point theorem and existence of multiple solutions for a nonlinear elliptic problem

open access: yesElectronic Journal of Differential Equations, 2015
In this article, we show the existence of multiple nontrivial solutions to a Dirichlet problem for the p-Laplacian. Our approach is based on a abstract critical point theorem.
Abdel Rachid El Amrouss, Fouad Kissi
doaj  

The discovery of biological subphenotypes in ARDS: a novel approach to targeted medicine?

open access: yesJournal of Intensive Care, 2021
The acute respiratory distress syndrome (ARDS) is a severe lung disorder with a high morbidity and mortality which affects all age groups. Despite active research with intense, ongoing attempts in developing pharmacological agents to treat ARDS, its ...
Karin Wildi   +5 more
doaj   +1 more source

Critical exponents for groups of isometries [PDF]

open access: yesGeometriae Dedicata, 2007
Let \(\Gamma\) be a free group acting by isometries on a \(\text{CAT}(-1)\) space \((X,d_X)\) as a convex co-compact group and let \(\Gamma_0\) be a normal subgroup. The author shows that if the quotient group \(\Gamma/\Gamma_0\) is amenable, then \(\delta(\Gamma_0)=\delta(\Gamma)\).
openaire   +1 more source

Multibump solutions and critical groups [PDF]

open access: yesTransactions of the American Mathematical Society, 2009
We consider the Newtonian system − q ¨ + B ( t ) q = W q ( q , t ) -\ddot q+B(t)q = W_q(q,t) with B B , W W periodic in t ...
ARIOLI, GIANNI, A. SZULKIN, W. ZOU
openaire   +4 more sources

Existence and multiplicity of nontrivial solutions for double resonance semilinear elliptic problems

open access: yesElectronic Journal of Differential Equations, 2002
We consider resonance problems at an arbitrary eigenvalue of the Laplacien. We prove the existence of nontrivial solutions for some semilinear elliptic Dirichlet boundary values problems. We also obtain two nontrivial solutions by using Morse theory.
Abdel R. El Amrouss
doaj  

CRITICAL PERCOLATION OF FREE PRODUCT OF GROUPS [PDF]

open access: yesInternational Journal of Algebra and Computation, 2008
In this article we study percolation on the Cayley graph of a free product of groups.The critical probability pcof a free product G1* G2* ⋯ * Gnof groups is found as a solution of an equation involving only the expected subcritical cluster size of factor groups G1, G2, …, Gn.
openaire   +3 more sources

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