RussianGerman Geometry Meeting
dedicated to the 85th birthday of A.D. ALEXANDROV
Programme
September 22, Monday
9:00 
10:00 
Registration 

10:00 
10:45 
Opening 

11:00 
11:45 
Alexey Pogorelov 
On the foundation of geometry 
12:00 
12:45 
Hermann Karcher 
Construction of embedded minimal surfaces 
16:00 
18:25 
Sections 
Section I
16:00 
16:25 
Christian Baer 
Eigenvalues of the Dirac operator, collapse, and Willmore functional 
16:40 
17:05 
Richard Bishop 
Warped Products of Metric Spaces 
17:20 
17:45 
Urs Lang 
Extendability of largescale lipschitz maps 
18:00 
18:25 
Dorothee Schueth 
Continuous families of isospectral metrics on simply connected manifolds 
Section II
16:00 
16:25 
Yuri Borisov 
Relaxing the a priori constraints on the fundamental theorem of space curves 
16:40 
17:05 
Ernst Kuwert 
Minimization of conformally invariant energies in homotopy classes 
17:20 
17:45 
Judith Leder 
Codazzi tensors of order three in Differential Geometry 
18:00 
18:25 
Konrad Polthier 
Discrete Geodesics and Numerics on Surfaces 
Section III
16:00 
16:25 
Herbert Abels 
Reductive Groups as metric spaces 
16:40 
17:05 
Anton Deitmar 
Hopf and Lefschetz formulas for flows 
17:20 
17:45 
Alexander Guts 
A timemashine and recovering of the past 
September 23, Tuesday
9:30 
10:15 
Uwe Abresch 
Homogeneous spaces of strictly positive curvature 
10:30 
11:15 
Valery Berestovsky 
On and about Alexandrov's Spaces 
11:30 
12:15 
Bernhard Leeb

Rigidity of symmetric spaces and buildings 
16:00 
18:25 
Sections 
Section I
16:00 
16:25 
Conrad Plaut 
Geometries and covers of groups 
16:40 
17:05 
Alexander Bobenko 
Discrete Affine Spheres 
17:20 
17:45 
Vadim Kaimanovich 
Generalized Busemann functions and compactifications of symmetric spaces 
18:00 
18:25 
Takashi Sakai 
On Riemannian manifolds admitting a function whose gradient is of constant norm 
Section II
16:00 
16:25 
Brian Bowditch 
A topological characterization of hyperbolic groups 
16:40 
17:05 
Jinichi Itoh 
Riemannian metric with fractal cut locus 
17:20 
17:45 
Alexander Borisenko 
Total curvatures of convex hypersurfaces in the Hyperbolic space 
18:00 
18:25 
Vladimir Vershinin 
Configuration Spaces and Generalizations of Braids 
Section III
16:00 
16:25 
Victor Alexandrov 
Sufficient Conditions for Extension of Nth Order Flex of Polyhedra 
16:40 
17:05 
Victor Gichev 
Invariant orderings in simply connected Lie groups 
17:20 
17:45 
Michael Babich 
Cartanian Spaces of the Normal Projective Connections correspondent to the Painleve Equations and the Theory of Invariants 
18:00 
18:25 
Vladimir Matveev 
Symplectic nature of the Dini theorem 
September 24, Wednesday
9:30 
10:15 
Idzhat Sabitov 
A generalized Heron's formula and an algorithmic solution of basic problems of

10:30 
11:15 
Juergen Jost 
Generalized harmonic maps into Alexandrov spaces

11:30 
12:15 
Olga Ladyzhenskaya 
On evolution of multidimensional surfaces with the curvatures dependent speed

14:00 
18:00 
Excursion over the sity (4 hours). 
September 25, Thursday
9:30 
10:15 
Victor Bangert 
Stable Norm and Minimal Laminations

10:30 
11:15 
Bruce Kleiner 
Geometric boundary of Hadamard spaces

11:30 
12:15 
Wolfgang Meyer 
The Sphere Theorem in Riemannian Geometry 
16:00 
18:25 
Sections 
Section I
16:00 
16:25 
Francois Ledrappier 
Stable foliations on abelian covers

16:40 
17:05 
Takashi Shioya (joint with T. Yamaguchi) 
Collapsing threemanifolds under a lower curvature bound 
17:20 
17:45 
Andrei Bodrenko 
ARGdeformations of surfaces in Riemannian space 
18:00 
18:25 
Arkady Skopenkov 
On the Deleted Product Criterion For Concordance of Link Maps in R^{m} 
Section II
16:00 
16:25 
Alexey Bolsinov 
Topology of Integrable Hamiltonian Systems 
16:40 
17:05 
Christine Scharlach 
Centroaffine geometry of surfaces in R^{4}

17:20 
17:45 
Serguei Vodop'yanov 
Metric structures and quasiconformal mappings 
18:00 
18:25 
Alexandr Ivanov (joint with A.Tuzhilin) 
Geometry of planar linear trees and applications to minimal networks theory 
Section III
16:00 
16:25 
Patrick Eberlein 
Totally geodesic submanifolds of compact, 2step nilmanifolds 
16:40 
17:05 
Katrin Leschke 
On isoparametric submanifolds of Euclidean spaces 
17:20 
17:45 
Yaroslav Bazaikin 
On odddimensional positively curved spaces 
18:00 
18:25 
Victor Toponogov 
The convex surface with principal curvatures connected by some equation 
stend talk 
Konstantin Salikhov 
CEresolving 2polyhedra up to special ones 
September 26, Friday
9:30 
10:15 
Ernst Heintze 
Isoparametric Submanifold in Hilbert space

10:30 
11:15 
Stefan Mueller 
Geometry and microstructure  flexibility and rigidity

11:30 
12:15 
Wilderich Tuschmann (joint with A. Petrunin and X. Rong) 
Collapsing and positive pinching

September 27, Saturday
9:30 
10:15 
Stephanie Alexander 
Topology of Riemannian manifolds with cut locus of low degree

10:30 
11:15 
Ulrich Pinkall 
Differential geometry of surfaces and quaternionic algebraic geometry 