SUBJECT

Title

Topics in differential geometry

Type of instruction

lecture

Level

master

Part of degree program
Credits

2

Recommended in

Semesters 1-4

Typically offered in

Autumn/Spring semester

Course description

Differential geometric characterization of convex surfaces. Steiner-Minkowski formula, Herglotz integral formula, rigidity theorems for convex surfaces.

Ruled surfaces and line congruences.

Surfaces of constant curvature. Tchebycheff lattices, Sine-Gordon equation, Bäcklund transformation, Hilbert’s theorem. Comparison theorems.

Variational problems in differential geometry. Euler-Lagrange equation, brachistochron problem, geodesics, Jacobi fields, Lagrangian mechanics, symmetries and invariants, minimal surfaces, conformal parameterization, harmonic mappings.

Readings
  1. W. Blaschke: Einführung in die Differentialgeometrie. Springer-Verlag, 1950.
  2. J. A. Thorpe: Elementary Topics in Differential Geometry. Springer-Verlag, 1979.
  3.  J. J. Stoker: Differential Geometry. John Wiley & Sons Canada, Ltd.; 1989.
  4.  F. W. Warner: Foundations of Differentiable Manifolds and Lie Groups. Springer-Verlag, 1983.