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Seminars (AGA)

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Date Time Speaker Title Presentation Material
18th January 2007 14:30 to 15:30 S Novikov What is a Discrete Complex Analysis on the Equilateral Triangle Lattice?
18th January 2007 16:00 to 17:00 A Zuk Spectra of groups
23rd January 2007 14:30 to 15:30 T Sunada On the K$_4$ crystal
23rd January 2007 16:00 to 17:00 P Kuchment Liouville theorems for equations on coverings of graphs and manifolds
26th January 2007 11:00 to 12:00 Z Sunik Asymptotic aspects of Schreier graphs of self-similar groups
1st February 2007 14:30 to 15:30 YV Kurylev An approximate boundary distance representation and an approximate rec
7th February 2007 16:00 to 17:00 T Ekholm Eigenvalue estimates for Schroedinger operators on regular metric trees
8th February 2007 14:30 to 15:30 J Harrison Quantum chaos on graphs
15th February 2007 14:30 to 15:30 V Geyler Scattering on a decorated star-graph as a toy model for the spectral theory of automorphic functions
15th February 2007 16:00 to 17:00 A Grunbaum Matrix valued orthogonal polynomials and random walks
16th February 2007 11:30 to 12:30 L Gurvits Hyperbolic polynomials and lower bounds in combinatorics
21st February 2007 16:00 to 17:00 B Winn Spectral edges for periodic operators - some quantum graph examples
27th February 2007 14:30 to 15:30 S Fulling Is there an interesting index theory for quantum graphs?
1st March 2007 16:00 to 17:00 J Bruening Another Martini for quantum graphs
6th March 2007 16:00 to 17:00 A Terras Zeta functions of weighted graphs and covering graphs
7th March 2007 16:00 to 17:00 H Stark Zeta and L-functions of graphs
13th March 2007 14:30 to 15:30 M Plum A computer-assisted existence proof for photonic band gaps
13th March 2007 16:00 to 17:00 K Nagatou Validated computation tool for Perron-Frobenius eigenvalue using graph theory
15th March 2007 14:30 to 15:30 J Wilson The Method of Images on a Quantum Graph
20th March 2007 11:30 to 12:30 C Berenstein Internet tomography
22nd March 2007 11:30 to 12:30 G Berkolaiko Quantum ergodicity on graphs
22nd March 2007 14:30 to 15:30 V Kostrykin On the negative spectrum of quantum graphs
27th March 2007 11:30 to 12:30 U Smilansky Quantum Chaos on Discrete Graphs
27th March 2007 15:30 to 16:30 S Avdonin Controllability of Dynamical Systems on Graphs
29th March 2007 10:30 to 11:30 L Boulton On Approximation of the Eigenvalues of Perturbed Periodic Schrodinger Operators
29th March 2007 14:00 to 15:00 O Penkin Solvability of the Dirichlet problem on stratified sets
16th April 2007 14:30 to 15:30 Y Colin de Verdiere Multiplicities of eigenvalues and topology
18th April 2007 14:30 to 15:30 Y Colin de Verdiere Lower bounds of the entropy of quantum limits (after N. Anantharaman and S. Nonnemacher)
19th April 2007 14:30 to 15:30 J von Below Travelling fronts on networks for reaction-diffusion-equations
24th April 2007 14:30 to 15:30 B Pavlov Kirchhoff Constants for Helmholtz Resonator
26th April 2007 14:30 to 15:30 R Weikard On Inverse Problems for Trees
26th April 2007 16:00 to 17:00 J von Below Can one hear the shape of a network?
1st May 2007 16:00 to 17:00 A Laptev Spectral inequalities for a class of hypo-elliptic operators
15th May 2007 14:30 to 15:30 A Teplyaev Schur complement, Drichlet-to-Neumann map, and eigenfunctions on self-similar graphs
17th May 2007 14:30 to 15:30 H Langer Differential operators with singularities and generalised Nevanlinna functions
23rd May 2007 11:00 to 12:00 M Levitin Pollution-free methods for finding eigenvalues in the gaps of the continuous spectrum
23rd May 2007 16:00 to 17:00 S Zhou Structural constraints in complex networks
24th May 2007 16:00 to 17:00 V Nekrashevych Self-similar graphs, algebra and fractals
5th June 2007 14:30 to 15:30 B Vainberg Wave propagation in networks of thin fibres: small diameter asymptotics
7th June 2007 14:30 to 15:30 M Kelbert Asymptotical properties of random trees on manifolds
8th June 2007 11:00 to 12:00 A Grigor'yan Transition density of Markov processes on fractal-like spaces
12th June 2007 14:30 to 15:30 S Molchanov On one hydrostatic problem
13th June 2007 10:30 to 11:30 R Grigorchuk Self-similar groups and Schur complement
13th June 2007 16:00 to 17:00 U Smilansky Applications of computer methods and mathematical ideas in archaeology
18th June 2007 18:00 to 19:00 M Aizenman On the spectra and dynamics of operators with disorder
19th June 2007 14:30 to 15:30 B Davies The spectral theory of some directed graphs
19th June 2007 16:00 to 17:00 S Molchanov On the random analytic functions
21st June 2007 11:00 to 12:00 I Wood Some spectral problems for non-selfadjoint operators
21st June 2007 14:30 to 15:30 S Warzel Bernoulli decompositions for random variables and applications
22nd June 2007 14:30 to 15:30 P Kuchment Analysis on Graphs and its Applications
26th June 2007 14:30 to 15:30 M Freidlin Diffusion in narrow randomly perturbed tubes
26th June 2007 16:00 to 17:00 G Stolz The spectral minimum of the random displacement model
University of Cambridge Research Councils UK
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