
Progress in Variational Methods : Proceedings of the International Conference on Variational Methods.
Başlık:
Progress in Variational Methods : Proceedings of the International Conference on Variational Methods.
Yazar:
Liu, Chungen.
ISBN:
9789814327848
Yazar Ek Girişi:
Fiziksel Tanımlama:
1 online resource (300 pages)
Seri:
Nankai Series in Pure, Applied Mathematics & Theoretical Physics
İçerik:
CONTENTS -- Preface -- List of members of the scientific committee, the organizing committee and the invited speakers of ICVAM-2 -- On 2-tori having a pole V. Bangert -- 1. Introduction -- 2. Poles in n-dimensional manifolds -- 3. Proof of the theorems -- References -- The nonlinear Schroedinger equation: Existence, stability and dynamics of solitons V. Benci, M. Ghimenti and A. M. Micheletti -- 1. Introduction -- 2. Main assumptions -- 2.1. Notations -- 3. General features of NSE -- 3.1. The first integrals of NSE -- 4. The case h = 1 -- V = 0 -- 5. The case h small enough -- 5.1. Existence and dynamics of barycenter -- 6. The final result -- 6.1. Barycenter and concentration point -- 6.2. Equation of the traveling soliton -- 7. The swarm interpretation -- 7.1. An heuristic proof -- References -- Turing patterns and standing waves in Fitzhugh-Nagumo type systems C.-N. Chen and S.-Y. Kung -- Acknowledgments -- References -- Variational principle and linear stability of periodic orbits in celestial mechanics X. Hu and S. Sun -- 1. Stability -- 2. Calculus of Variations -- 2.1. Topological Constraints -- 2.2. Symmetry Constraints -- 3. From Variations to Stability via Index -- 3.1. General Idea from Variational Methods to Stability -- 3.2. Elliptic Lagrangian Homographic Triangles13 -- 3.3. Figure-Eight14 -- 4. Symmetry vs. Index -- Aknowledgments -- References -- Remarks on mean value properties Y. Y. Li and L. Nguyen -- 1. Introduction -- 2. Mean value properties in Euclidean spaces -- 2.1. Elliptic case -- 2.2. Parabolic case -- 3. Mean value properties on hyperbolic spaces -- 3.1. Elliptic case -- 3.2. Parabolic case -- Acknowledgments -- References -- Brake orbits in bounded convex symmetric domains C. Liu and D. Zhang -- 1. Introduction -- 1.1. Background for brake orbits -- 1.2. Main results -- 1.3. Problems for further study.
2. Iteration formulas for Maslov-type index theory associated with a Lagrangian subspace -- 3. Variational setup -- 4. Sketch of the proofs of Theorem 1.1 -- Acknowledgments -- References -- Elliptic systems on RN with nonlinearities of linear growth Z. Liu, J. Su and Z.-Q. Wang -- 1. Introduction -- 2. Proof of Theorem 1.1 -- Acknowledgments -- References -- Recent progress on closed geodesics in some compact simply connected manifolds Y. Long -- 1. A brief history on closed geodesics -- 2. New multiplicity results on closed geodesics and main ideas -- 3. Classi cation of closed geodesics -- 4. Studies on rational closed geodesics -- 5. Studies on irrational closed geodesics -- 6. On 3 or 4 dimensional compact simply connected manifolds -- 7. More open problems -- Acknowledgments -- References -- Shortest curves associated to a degenerate Jacobi metric on T2 J. N. Mather -- 1. Introduction -- 2. The Main Results -- 3. Linearly Independent Homology Classes -- 4. Consequences of (?) -- 5. The Stable Norm -- 6. Proof of Theorems 2 and 3 -- 7. Shortest Curves in a Neighborhood of m0 -- 8. Distance from m0 -- 9. An Example -- Acknowledgment -- References -- Topological bifurcation theory: Old and new J. Mawhin -- 1. Introduction -- 2. Rabinowitz' global bifurcation theorem -- 3. Poincar e's topological approach to local bifurcation theory -- 4. A modern version of Poincar e's approach -- 5. Leray-Schauder continuation theorem -- 6. Topological bifurcation without degree -- 7. Extensions of Rabinowitz theorem -- References -- An equivariant CW-complex for the free loop space of a Finsler manifold H.-B. Rademacher -- 1. Statement of the Result -- 2. Proofs -- References -- Floer homology, relative braid classes, and low dimensional dynamics R. Vandervorst -- 1. Prelude -- 2. Relative braid classes -- 2.1. Braids on the 2-disc.
2.3. Discrete braid diagrams -- 3. An invariant for discrete relative braid classes -- 4. Parabolic dynamics -- 5. Braids and dynamics -- 5.1. The Cauchy-Riemann equations -- 5.2. The Heat ow -- 5.3. Discrete parabolic equations -- 6. Invariants -- 6.1. Basic ingredients -- 6.2. Floer homology, Morse homology and the Conley index -- 6.3. Basic properties -- 7. An example -- References -- Exponential growth rate of paths and its connection with dynamics Z. Xia and P. Zhang -- 1. Introduction -- 2. Exponential Growth Rate of Directed Graph with Length Information -- 2.1. Case 1 -- 2.2. Case 2 -- 2.3. Case 3 -- 3. Exponential Growth Rate, Topological Entropy and Principal Eigenvalue -- Acknowledgments -- References -- Rabinowitz's theorems revisited W. Zou -- 1. Introduction -- 2. Symmetric Case -- 3. Non-symmetric Case-1 -- 4. Non-symmetric Case-2 -- References.
Özet:
In the last forty years, nonlinear analysis has been broadly and rapidly developed. Lectures presented in the International Conference on Variational Methods at the Chern Institute of Mathematics in Tianjin of May 2009 reflect this development from different angles. This volume contains articles based on lectures in the following areas of nonlinear analysis: critical point theory, Hamiltonian dynamics, partial differential equations and systems, KAM theory, bifurcation theory, symplectic geometry, geometrical analysis, and celestial mechanics. Combinations of topological, analytical (especially variational), geometrical, and algebraic methods in these researches play important roles. In this proceedings, introductory materials on new theories and surveys on traditional topics are also given. Further perspectives and open problems on hopeful research topics in related areas are described and proposed. Researchers, graduate and postgraduate students from a wide range of areas in mathematics and physics will find contents in this proceedings are helpful.
Notlar:
Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2017. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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