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Inequalities of critical point theory [PDF]

open access: goldBulletin of the American Mathematical Society, 1958
A purpose of critical point theory is the counting of critical points of functions. Principal theorems in the subject state in precise terms that topological complexity of the underlying space is reflected in the existence and nature of critical points ...
Everett Pitcher
semanticscholar   +5 more sources

Variational Methods and Critical Point Theory [PDF]

open access: goldAbstract and Applied Analysis, 2012
M. Victoria Otero-Espinar   +3 more
doaj   +5 more sources

The theory of condensation and the critical point [PDF]

open access: bronzePhysics Physique Fizika, 1967
The droplet or cluster theory of condensation is reviewed critically and extended. It is shown to imply that the condensation point is marked by a singularity of the thermodynamic potential as conjectured by Mayer. The singularity turns out to be an essential singularity at which all derivatives of the thermodynamic variables remain finite.
Michael E. Fisher
openalex   +4 more sources

Critical Point Theory [PDF]

open access: yes, 1999
Many nonlinear problems can be reduced to the form Many nonlinear problems can be reduced to the form $$G'(u) = 0,$$ (1.1.1) where G is a C1-functional on a Banach space E. In this case the problems can be attacked by specialized, important techniques which can produce results where other methods fail.
M. Schechter
openaire   +2 more sources

Variational Methods and Critical Point Theory 2013 [PDF]

open access: yesAbstract and Applied Analysis, 2013
1 Departamento de Analise Matematica, Facultade de Matematicas, Universidade de Santiago de Compostela, Galicia, 15782 Santiago de Compostela, Spain 2Department of Mathematics, Faculty of Science, King Abdulaziz University, P.O. Box 80203, Jeddah 21589, Saudi Arabia 3 School of Mathematics, Statistics and Applied Mathematics, National University of ...
M. Victoria Otero-Espinar   +3 more
doaj   +5 more sources

Critical point in a holographic defect field theory [PDF]

open access: yesJournal of High Energy Physics, 2019
We study a holographic gauge theory dual to the D3/D5 intersection. We consider a pure gauge B-field flux through the internal two-sphere wrapped by the probe D5-brane, which corresponds to a non-commutative configuration of adjoint scalars.
Veselin G. Filev, R. C. Rashkov
doaj   +5 more sources

The Use of Cerami Sequences in Critical Point Theory [PDF]

open access: yesAbstract and Applied Analysis, 2007
The concept of linking was developed to produce Palais-Smale (PS) sequences G(uk)→a, G'(uk)→0 for C1functionals G that separate linking sets. These sequences produce critical points if they have convergent subsequences (i.e., if G satisfies the PS ...
Martin Schechter
doaj   +6 more sources

Deformation techniques in metric critical point theory

open access: yesAdvances in Nonlinear Analysis, 2013
We propose a synthetic and self-contained treatment of the main deformation results of critical point theory, for continuous functionals defined on metric spaces.
Corvellec Jean-Noël
doaj   +2 more sources

Off-equilibrium non-Gaussian fluctuations near the QCD critical point: an effective field theory perspective [PDF]

open access: diamondJournal of High Energy Physics, 2022
The non-Gaussian fluctuations of baryon density are sensitive to the presence of the conjectured QCD critical point. Their observational consequences are crucial for the ongoing experimental search for this critical point through the beam energy scan ...
Noriyuki Sogabe, Yi Yin
doaj   +2 more sources

Entanglement and Chaos near critical point in strongly coupled Gauge theory [PDF]

open access: diamondEuropean Physical Journal C: Particles and Fields
We perform a holographic study of the high and low temperature behaviours of logarithmic negativity (LN) and entanglement wedge cross section (EWCS) in a large N strongly coupled thermal field theory with critical point, having a well defined gravity ...
Debanjan Karan, Sanjay Pant
doaj   +2 more sources

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