Variational Methods: Proceedings of a Conference Paris, June 1988 [Softcover reprint of the original 1st ed. 1990] 1475710828, 978-1-4757-1082-3, 978-1-4757-1080-9

In the framework of the "Annee non lineaire" (the special nonlinear year) sponsored by the C.N.R.S. (the Frenc

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Variational Methods: Proceedings of a Conference Paris, June 1988 [Softcover reprint of the original 1st ed. 1990]
 1475710828, 978-1-4757-1082-3, 978-1-4757-1080-9

Table of contents :
Front Matter....Pages i-ix
Front Matter....Pages 1-1
The (Non)Continuity of Symmetric Decreasing Rearrangement....Pages 3-16
Counting Singularities in Liquid Crystals....Pages 17-35
Relaxed Energies for Harmonic Maps....Pages 37-52
Topological results on Fredholm maps and application to a superlinear differential equation....Pages 53-59
Existence Results for some Quasilinear Elliptic Equations....Pages 61-76
A New Setting For Skyrme’s Problem....Pages 77-93
Relative Category and The Calculus of Variations....Pages 95-104
Point and Line Singularities in Liquid Crystals....Pages 105-113
The Variety of Configurations of Static Liquid Crystals....Pages 115-131
Existence of Multiple Solutions of Semilinear Elliptic Equations in R N ....Pages 133-159
Lagrange Multipliers, Morses Indices and Compactness....Pages 161-184
Elliptic equations with critical growth and Moser’s inequality....Pages 185-196
Evolution equations with discontinuous nonlinearities and non-convex constraints....Pages 197-208
Nonlinear Variational Two-Point Boundary Value Problems....Pages 209-218
Some Relative Isoperimetric Inequalities and Applications to Nonlinear Problems....Pages 219-235
Front Matter....Pages 237-237
Approximation in Sobolev Spaces between two manifolds and homotopy groups....Pages 239-249
The “magic” of Weitzenböck formulas....Pages 251-271
A Remark on Minimal Surfaces with Corners....Pages 273-282
Extremal Surfaces of Mixed Type in Minkowski Space R n+1 ....Pages 283-296
Convergence of Minimal Submanifolds to a Singular Variety....Pages 297-307
Front Matter....Pages 237-237
Harmonic Diffeomorphisms between Riemannian Manifolds....Pages 309-318
Surfaces of Minimal Area Supported by a Given Body in ℝ 3 ....Pages 319-327
Calibrations and New Singularities in Area-minimizing Surfaces: A Survey....Pages 329-342
Harmonic Maps with Free Boundaries....Pages 343-357
Global existence and partial regularity results for the evolution of harmonic maps....Pages 359-369
Front Matter....Pages 371-371
Multiple periodic trajectories in a relativistic gravitational field....Pages 373-381
Periodic Solutions of Some Problems of 3-Body Type....Pages 383-394
Periodic Solutions of Dissipative Dynamical Systems....Pages 395-411
Periodic Trajectories for the Lorentz-Metric of a Static Gravitational Field....Pages 413-429
Morse Theory for Harmonic Maps....Pages 431-446
Morse Theory and Existence of Periodic Solutions of Elliptic Type....Pages 447-453
Periodic Solutions of a Nonlinear Second Order System....Pages 455-468
Existence of Multiple Brake Orbits for a Hamiltonian System....Pages 469-477
Back Matter....Pages 478-478

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