R. Courant

Dirichlet's Principle, Conformal Mapping, and Minimal Surfaces (eBook, PDF)

• Format: PDF

Produktbeschreibung

Zur Zeit liegt uns keine Inhaltsangabe vor.

---

Dieser Download kann aus rechtlichen Gründen nur mit Rechnungsadresse in A, B, BG, CY, CZ, D, DK, EW, E, FIN, F, GR, HR, H, IRL, I, LT, L, LR, M, NL, PL, P, R, S, SLO, SK ausgeliefert werden.

Produktdetails

• Verlag: Springer US
• Seitenzahl: 332
• Erscheinungstermin: 6. Dezember 2012
• Englisch
• ISBN-13: 9781461299172
• Artikelnr.: 43992797

Inhaltsangabe

I. Dirichlet's Principle and the Boundary Value Problem of Potential Theory.- 1. Dirichlet's Principle.- 2. Semicontinuity of Dirichlet's integral. Dirichlet's Principle for circular disk.- 3. Dirichlet's integral and quadratic functionals.- 4. Further preparation.- 5. Proof of Dirichlet's Principle for general domains.- 6. Alternative proof of Dirichlet's Principle.- 7. Conformal mapping of simply and doubly connected domains.- 8. Dirichlet's Principle for free boundary values. Natural boundary conditions.- II. Conformal Mapping on Parallel-Slit Domains.- 1. Introduction.- 2. Solution of variational problem II.- 3. Conformal mapping of plane domains on slit domains.- 4. Riemann domains.- 5. General Riemann domains. Uniformisation.- 6. Riemann domains defined by non-overlapping cells.- 7. Conformal mapping of domains not of genus zero.- III. Plateau's Problem.- 1. Introduction.- 2. Formulation and solution of basic variational problems.- 3. Proof by conformal mapping that solution is a minimal surface.- 4. First variation of Dirichlet's integral.- 5. Additional remarks.- 6. Unsolved problems.- 7. First variation and method of descent.- 8. Dependence of area on boundary.- IV. The General Problem of Douglas.- 1. Introduction.- 2. Solution of variational problem for k-fold connected domains.- 3. Further discussion of solution.- 4. Generalization to higher topological structure.- V. Conformal Mapping of Multiply Connected Domains.- 1. Introduction.- 2. Conformal mapping on circular domains.- 3. Mapping theorems for a general class of normal domains.- 4. Conformal mapping on Riemann surfaces bounded by unit circles.- 5. Uniqueness theorems.- 6. Supplementary remarks.- 7. Existence of solution for variational problem in two dimensions.- VI. MinimalSurfaces with Free Boundaries and Unstable Minimal Surfaces.- 1. Introduction.- 2. Free boundaries. Preparations.- 3. Minimal surfaces with partly free boundaries.- 4. Minimal surfaces spanning closed manifolds.- 5. Properties of the free boundary. Transversality.- 6. Unstable minimal surfaces with prescribed polygonal boundaries.- 7. Unstable minimal surfaces in rectifiable contours.- 8. Continuity of Dirichlet's integral under transformation of x-space.- Bibliography, Chapters I to VI.- 1. Green's function and boundary value problems.- Canonical conformal mappings.- Boundary value problems of second type and Neumann's function.- 2. Dirichlet integrals for harmonic functions.- Formal remarks..- Inequalities..- Conformal transformations.- An application to the theory of univalent functions.- Discontinuities of the kernels.- An eigenvalue problem.- Comparison theory.- An extremum problem in conformal mapping.- Mapping onto a circular domain.- Orthornormal systems.- 3. Variation of the Green's function.- Hadamard's variation formula.- Interior variations.- Application to the coefficient problem for univalent functions.- Boundary variations.- Lavrentieff's method.- Method of extremal length.- Concluding remarks.- Bibliography to Appendix.- Supplementary Notes (1977).