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Seminars (CSM)

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Event When Speaker Title Presentation Material
CSMW06 14th January 2008
10:00 to 11:00
Graphs and matroids I
CSMW06 14th January 2008
11:30 to 12:30
Combinatorial enumeration I
CSMW06 14th January 2008
14:30 to 15:30
Statistical mechanics I
CSMW06 14th January 2008
16:00 to 17:00
Phase transitions and cluster expansions I
CSMW06 15th January 2008
10:00 to 11:00
Graphs and matroids II
CSMW06 15th January 2008
11:30 to 12:30
Combinatorial enumeration II
CSMW06 15th January 2008
14:30 to 15:30
Statistical mechanics II
CSMW06 15th January 2008
16:00 to 17:00
Phase transitions and cluster expansions II
CSMW06 16th January 2008
10:00 to 11:00
J Jacobsen Conformal field theory I
CSMW06 16th January 2008
11:30 to 12:30
M Jerrum Algorithms and complexity I
CSMW06 16th January 2008
14:30 to 15:30
S Janson Probablistic methods I
CSMW06 16th January 2008
16:00 to 17:00
M Jerrum Algorithms and complexity II
CSMW06 17th January 2008
10:00 to 11:00
G Whittle Graphs and matroids III
CSMW06 17th January 2008
11:30 to 12:30
J Jacobsen Conformal field theory II
CSMW06 17th January 2008
14:30 to 15:30
Statistical mechanics III
CSMW06 17th January 2008
16:00 to 17:00
Phase transitions and cluster expansions III
CSMW06 18th January 2008
10:00 to 11:00
G Whittle Graphs and matroids IV
CSMW06 18th January 2008
11:30 to 12:30
J Jacobsen Conformal field theory III
CSMW06 18th January 2008
14:30 to 15:30
S Janson Probablistic methods II
CSMW01 21st January 2008
10:00 to 11:00
Complex zeros of the chromatic and Tutte polynomials
CSMW01 21st January 2008
11:30 to 12:30
Real zeros of chromatic and flow polynomials
CSMW01 21st January 2008
14:00 to 15:00
Chromatic polynomials and a second Hamiltonian cycle
CSMW01 21st January 2008
15:30 to 16:00
Chromatic roots and fibonacci numbers
CSMW01 21st January 2008
16:00 to 16:30
K Morgan Chromatic factorisation of graphs
CSMW01 22nd January 2008
10:00 to 11:00
Constructive resolution of two conjectures on real chromatic roots
CSMW01 22nd January 2008
11:30 to 12:00
On the zeros of independence and open set polynomials
CSMW01 22nd January 2008
12:00 to 12:30
Bounds for the numner of matchings in regular graphs
CSMW01 22nd January 2008
14:00 to 15:00
FM Dong On graphs whose chromatic polynomials have no zeros in (1,2)
CSMW01 22nd January 2008
15:30 to 16:00
New methods for solving high degree polynomial equations that have multiple roots
CSMW01 22nd January 2008
16:00 to 16:30
The calculus of combinatorial constructions and Hopf algebras
CSMW01 23rd January 2008
10:00 to 11:00
R Fernandez Cluster expansions for hard-core systems: I introduction
CSMW01 23rd January 2008
11:30 to 12:30
R Fernandez Cluster expansions for hard-core systems: II convergence criteria
CSMW01 23rd January 2008
14:00 to 14:30
A simple resummation method for cluster expansions
CSMW01 23rd January 2008
14:30 to 15:00
Enumeration of spanning subgraphs with degree constraints
CSMW01 23rd January 2008
15:30 to 16:00
On polynomials arising from zonotopal algebra
CSMW01 23rd January 2008
16:00 to 16:30
I Sarmiento The topological Tutte polynomials of Bollobas and Riordan: properties and relations to other graph polynomials
CSMW01 23rd January 2008
16:30 to 17:30
Geometry of polynomials and applications
CSMW01 24th January 2008
10:00 to 11:00
Independent sets, lattice gases and the Loavsz Local Lemma
CSMW01 24th January 2008
11:30 to 12:00
S Janson Zeros of truncated binomial polynomials
CSMW01 24th January 2008
14:00 to 15:00
R Shrock Zeros of chromatic and Tutte (Potts) polynomials and general Ising model, and their accumulation sets for families of graphs
CSMW01 24th January 2008
15:30 to 16:00
Zeros of graph-counting polynomials and their accumulation sets
CSMW01 24th January 2008
16:00 to 16:30
Chromatic zeros for some recursively defined families of graphs
CSMW01 24th January 2008
16:30 to 17:00
Self-dual spin systems, zeros of partition function, and error correcting codes
CSMW01 25th January 2008
10:00 to 11:00
N Biggs Complex roots of chromatic polynomials
CSMW01 25th January 2008
11:30 to 12:30
J Jacobsen Representations and partition function zeros of the Potts model with and without boundaries
CSMW01 25th January 2008
14:00 to 14:30
Dominant traits in the zeros of two-variate two-terminal reliability polynomials
CSMW01 25th January 2008
14:30 to 15:00
Integer symmetric matrices with spectral radius at most 2.019
CSM 31st January 2008
14:00 to 15:00
Generalisations of the Heilmann-Lieb theorem, with proofs
CSM 7th February 2008
11:00 to 12:30
An inequality for Tutte polynomials
CSM 14th February 2008
11:30 to 12:30
Orbital chromatic and flow polynomials
CSM 14th February 2008
16:00 to 17:00
Generalised Tutte polynomials
CSM 20th February 2008
15:00 to 17:00
M Jerrum Mixing 101
CSM 21st February 2008
16:00 to 17:00
Abstract polymers with general pair interactions
CSM 25th February 2008
11:00 to 12:00
Graphical partitions
CSM 26th February 2008
11:00 to 12:00
V Dokchitser Graph polynomials from an algebraic point of view
CSM 4th March 2008
11:00 to 12:00
Graph polynomials from an algebraic point of view
CSM 6th March 2008
11:30 to 12:30
Osculating paths and oscillating tableaux
CSM 6th March 2008
16:00 to 17:00
The Blume-Emery-Griffiths model with infinite range interactions in the low temperature disordered phase
CSM 11th March 2008
11:00 to 13:00
Algebraic aspects of chromatic roots
CSM 12th March 2008
15:15 to 16:00
Connections between combinatorics and statistical mechanics
CSM 13th March 2008
11:30 to 12:30
A Sokal Complete monotonicity for inverse powers of some combinatorially defined polynomials
CSM 18th March 2008
14:00 to 15:00
S Severini Combinatorics and quantum information theory
CSM 18th March 2008
15:00 to 16:00
Algebraic aspects of chromatic roots
CSM 19th March 2008
15:00 to 16:00
S Shlosman Gibbs ensembles of nonintersecting paths, and determinantal processes
CSM 20th March 2008
11:00 to 12:00
Set-theoretic solutions of the Yang-Baxter equation - a combinatorial approach
CSM 20th March 2008
15:00 to 17:00
M Jerrum Mixing 101
CSMW02 25th March 2008
10:00 to 11:00
Random colorings
CSMW02 25th March 2008
11:40 to 12:30
Can extra updates delay mixing?
CSMW02 25th March 2008
14:00 to 14:30
Asymptotic enumeration of contingency tables
CSMW02 25th March 2008
14:35 to 15:05
A Markov chain for certain triple systems
CSMW02 25th March 2008
15:40 to 16:10
M Luczak Glauber dynamics for the Ising Model on the Complete Graph
CSMW02 25th March 2008
16:15 to 16:45
A new probability inequality and some optimal concentration results
CSMW02 25th March 2008
16:50 to 17:20
D Levin Ising Model on Kn: mixing time for Glauber dynamics at critical ϐ
CSMW02 26th March 2008
09:30 to 10:30
F Martinelli The east model: a case study from glassy dynamics
CSMW02 26th March 2008
10:35 to 11:05
A Sly Rapid mixing of Gibbs sampling on graphs that are sparse on average
CSMW02 26th March 2008
11:40 to 12:10
On hitting times and fastest strong stationary times for birth-and-death chains and other skip-free chains
CSMW02 26th March 2008
14:00 to 14:30
Cutoff in total variation for birth-and-death chains
CSMW02 26th March 2008
14:35 to 15:05
R Montenegro A birthday paradox for Markov chains, with an optimal bound for collision in the Pollard Rho algorithm for discrete logarithm
CSMW02 26th March 2008
15:40 to 16:10
Path coupling without contraction
CSMW02 26th March 2008
16:15 to 16:45
Colouring random graphs randomly
CSMW02 26th March 2008
16:50 to 17:20
Multiple random walks in random regular graphs
CSMW02 27th March 2008
09:30 to 10:00
P Tetali Parking functions and acyclic orientations
CSMW02 27th March 2008
10:05 to 10:35
Rapidly mixing Markov chains and the sharp transition in 2D ising percolation
CSMW02 27th March 2008
10:40 to 11:10
A Frieze Log-concave random graphs
CSMW02 27th March 2008
11:40 to 12:10
S Shlosman Properties of the interfaces in the multyphase regimes
CSMW02 27th March 2008
14:00 to 14:30
D Randall Proving slow mixing with fault lines and fat contours
CSMW02 27th March 2008
14:35 to 15:05
A Sokal An introduction to dynamic critical phenomena and cluster algorithms
CSMW02 27th March 2008
15:40 to 16:10
J Machta Graphical representations and cluster algorithms
CSMW02 27th March 2008
16:15 to 17:00
Open problem session
CSMW02 28th March 2008
09:30 to 10:00
D Wilson Card shuffling and Diophantine approximation
CSMW02 28th March 2008
10:05 to 10:35
Near Boltzmann-Gibbs measure preserving stochastic variational integrator
CSMW02 28th March 2008
10:40 to 11:10
B Scoppola Randomised algorithms for the maximum clique problem
CSMW02 28th March 2008
11:40 to 12:10
What happens to a random walk before equilibrium?
CSMW02 28th March 2008
12:15 to 12:45
A Czumaj Testing expansion in bounded degree graphs
CSMW02 28th March 2008
14:00 to 14:30
Bank sampling: a practical proposal for sampling from isolated maxima with the Metropolis algorithm
CSMW02 28th March 2008
14:35 to 15:05
Extremality of Gibbs measure for colorings on trees
CSM 2nd April 2008
14:00 to 15:00
Enumeration of the degree sequences of non-separable graphs and connected graphs
CSMW03 7th April 2008
10:00 to 11:11
Introduction to species and combinatorial equations
CSMW03 7th April 2008
11:30 to 12:30
A Sokal An introduction to the Mayer expansion
CSMW03 7th April 2008
14:00 to 15:00
Introduction to the theory of heaps of pieces with applications to statistical mechanics and quantum gravity
CSMW03 7th April 2008
15:30 to 16:30
Cluster expansions (a historical overview)
CSMW03 7th April 2008
16:30 to 17:15
Graph classes with given 3-connected components: asymptotic counting and critical phenomena
CSMW03 8th April 2008
09:00 to 10:00
Improved bounds on cluster expansion of the abstract polymer model (via the Penrose identity)
CSMW03 8th April 2008
10:00 to 11:00
D Brydges Counting with Gaussian integrals and cluster expansions
CSMW03 8th April 2008
11:30 to 12:30
Field theoretic cluster expansions and the Brydges-Kennedy forest sum formula
CSMW03 8th April 2008
14:00 to 15:00
Determinant formulas for pairing matrices of arrangements of hyperplanes
CSMW03 8th April 2008
15:30 to 16:15
O Bernardi A bijection between subgraphs and orientations based on the combinatorics of the Tutte polynomial
CSMW03 8th April 2008
16:15 to 17:15
Mayer polytopes and divided differences
CSMW03 9th April 2008
09:30 to 10:15
R Fernandez Analyticity of the pressure of the hard-sphere gas
CSMW03 9th April 2008
10:15 to 11:00
Integral equations for cluster expansion sums of polymer models with (soft) repulsion
CSMW03 9th April 2008
11:30 to 12:30
V Rivasseau Introduction to non commutative field theory
CSMW03 9th April 2008
14:00 to 15:00
Potts model, O(n) non-linear sigma-models and spanning forests
CSMW03 9th April 2008
15:30 to 16:15
An extensor tree theorem and a Tutte identity for graphs with distinguished port edges
CSMW03 9th April 2008
16:15 to 17:00
R Gurau Parametric representation of non commutative quantum field theory
CSMW03 10th April 2008
09:30 to 10:15
Enumeration of planar graphs by matrix integrals
CSMW03 10th April 2008
10:15 to 11:00
J Ellis-Monaghan Multivariable Tutte and transition polynomials
CSMW03 10th April 2008
11:30 to 12:30
Alexander-Conway polynomial, milnor numbers, and the Pfaffian matrix-tree theorem
CSMW03 10th April 2008
15:30 to 16:15
Solving Bogoliubov's recursion in renormalisation using a simple algebraic identity
CSMW03 10th April 2008
16:15 to 17:00
A Tanasa Connes-Kreimer Hopf algabra for non-commutative field theory
CSMW03 10th April 2008
17:00 to 17:45
Combinatorial identities and the correlation function gaps in dimer packings
CSMW03 11th April 2008
09:30 to 10:15
J Imbrie Forest-root formulas in statistical physics
CSMW03 11th April 2008
10:15 to 11:00
J Magnen Constructive field theory without tears
CSMW03 11th April 2008
11:30 to 12:30
Identities for fully packed loop configurations and semistandard tableaux
CSMW03 11th April 2008
14:15 to 15:00
Counting partially directed walks in a symmetric wedge
CSMW03 11th April 2008
15:30 to 16:15
Enumeration and asymptotics of random walks and maps
CSMW03 11th April 2008
16:15 to 17:00
A rosetta stone: combinatorics, physics, probability
CSM 16th April 2008
15:00 to 16:00
Matroids with nine elements
CSM 17th April 2008
11:00 to 12:00
M Loebl Some notes on the combinatorial zeta function
CSMW04 21st April 2008
10:00 to 11:00
Partitions, matrix models, and geometry
CSMW04 21st April 2008
11:30 to 12:30
The continuous limit of random planar maps
CSMW04 21st April 2008
14:00 to 15:00
O Bernardi A bijection for covered maps on orientable surfaces
CSMW04 21st April 2008
15:30 to 16:30
Vacancy localisation in the square dimer model, statistics of geodesic in large quadrangulations
CSMW04 21st April 2008
16:30 to 17:30
Large deviation of the top eigenvalue of a random matrix
CSMW04 22nd April 2008
09:00 to 10:00
Three colour statistical model with 'domain wall' boundary conditions
CSMW04 22nd April 2008
10:00 to 11:00
Alternating sign matrices from a physicist point of view
CSMW04 22nd April 2008
11:30 to 12:30
J de Gier Algebraic structure of the q-Knizhnik-Zamolodchikov equation on a segment, partial sums and punctured plane partitions
CSMW04 22nd April 2008
14:00 to 15:00
Gaudin functions of any order
CSMW04 22nd April 2008
15:30 to 16:30
Multivariate generalisation of Hankel determinants of Catalan numbers and middle binomial coefficients
CSMW04 23rd April 2008
09:00 to 10:00
Conformal invariance and universality in the 2D lsing model
CSMW04 23rd April 2008
10:00 to 11:00
B Nienhuis Entanglement in the XXZ chain
CSMW04 23rd April 2008
11:30 to 12:30
Exact valence bond entanglement entropy in the XXZ and related spin chains
CSMW04 23rd April 2008
14:00 to 15:00
X Viennot Alternative tableaux, permutations and partially asymmetric exclusion process
CSMW04 23rd April 2008
15:30 to 16:30
The asymmetric exclusion process: an integrable model for non-equilibrium statistical mechanics
CSMW04 24th April 2008
09:00 to 10:00
N Reshetikhin Dimer partition functions on surface graphs of higher genus
CSMW04 24th April 2008
10:00 to 11:00
Boundary partitions in trees and dimers
CSMW04 24th April 2008
11:30 to 12:30
Dimer packings with gaps and electrostatics: boundary interactions
CSMW04 24th April 2008
14:00 to 15:00
Exact enumeration of plane partitions and rhombus tilings
CSMW04 24th April 2008
15:30 to 16:30
The bead model
CSMW04 25th April 2008
09:00 to 10:00
Theory of electric networks: the two-point resistance and impedance
CSMW04 25th April 2008
10:00 to 11:00
Prudent and quasi-prudent self-avoiding walks and polygons
CSMW04 25th April 2008
11:30 to 12:30
Counting lattice paths with the kernel method
CSM 30th April 2008
11:00 to 12:00
A Grassmann algebra related to spanning forests
CSM 1st May 2008
11:00 to 12:00
Algebraic numbers/chromatic roots working group
CSM 1st May 2008
14:00 to 15:00
S Noble The clustering coefficient of a scale-free random graph
CSM 2nd May 2008
11:00 to 12:00
Can we solve it? Some numerical tests revealing analytic structure.
CSM 2nd May 2008
14:00 to 15:00
Large deviations and quantum gravity
CSM 8th May 2008
16:00 to 17:00
Trees versus connected graphs I
CSM 9th May 2008
14:00 to 15:00
D Penman Random randomly coloured graphs
CSM 15th May 2008
16:00 to 17:00
Trees versus connected graphs II
CSM 21st May 2008
10:00 to 11:00
On the shameful conjecture
CSM 29th May 2008
11:00 to 12:00
On the interaction of defects in lattices
CSM 2nd June 2008
17:00 to 18:00
Maps and graphs on surfaces
CSM 5th June 2008
16:00 to 17:00
Zero-free regions for multivariate Tutte polynomials
CSM 10th June 2008
11:00 to 12:00
Negative dependence and zeros of multivariate polynomials I
CSM 12th June 2008
11:00 to 12:00
Bounding chromatic roots of series parallel graphs in terms of maxmaxflow
CSM 17th June 2008
11:00 to 12:00
Negative dependence and zeros of multivariate polynomials II
CSM 18th June 2008
10:00 to 11:00
K Kulesza The upper bound on number of graphs, with fixed number of vertices, that vertices can be coloured with n colours
CSM 18th June 2008
11:00 to 12:00
Negative dependence and zeros of multivariate polynomials III
CSM 19th June 2008
11:00 to 12:00
Negative dependence and zeros of multivariate polynomials IV
CSM 20th June 2008
11:00 to 12:00
A complexity dichtomy for partition functions with mixed signs
CSMW05 23rd June 2008
10:00 to 11:00
D Welsh Harris's inequality and its descendants
CSMW05 23rd June 2008
11:40 to 12:20
An inequality for Tutte polynomials
CSMW05 23rd June 2008
14:00 to 15:00
Inequalities with applications to percolation theory and related fields
CSMW05 23rd June 2008
15:40 to 16:20
Entropy inequalities for sums and applications
CSMW05 23rd June 2008
16:20 to 17:00
A Gasparyan Probabilistic hyperdeterminantal inequalities
CSMW05 24th June 2008
10:00 to 11:00
Correlation questions
CSMW05 24th June 2008
11:40 to 12:20
F Dong Bounds for the real zeros of Chromatic polynomia
CSMW05 24th June 2008
14:00 to 15:00
Negative dependence and the geometry of polynomials
CSMW05 24th June 2008
15:40 to 16:20
O Holtz Zonotopes and gradings on graphs
CSMW05 24th June 2008
16:20 to 17:00
The profile of a relational structure
CSMW05 25th June 2008
10:00 to 11:00
Projection and entropy inequalities
CSMW05 25th June 2008
11:40 to 12:20
D Stark Poisson approximation of the number of triangles in random intersection graphs
CSMW05 25th June 2008
14:00 to 15:00
Linear operators preserving stability and the Lee-Yang program
CSMW05 25th June 2008
15:40 to 16:20
A Berry-Esseen inequality for student's statistic
CSMW05 25th June 2008
16:20 to 17:00
C McDiarmid Lipschitz functions on graphs
CSMW05 26th June 2008
10:00 to 11:00
A Sokal Correlation nequalities in statistical mechanics
CSMW05 26th June 2008
11:40 to 12:20
Abstract polymers with stable pair interactions
CSMW05 26th June 2008
14:00 to 15:00
S Miracle-Sole Mathematical aspects of wetting
CSMW05 26th June 2008
15:40 to 16:20
Resummation of cluster (Mayer) expansions
CSMW05 26th June 2008
16:20 to 17:00
V Levit Inequalities involving the coefficients of independence polynomials
CSMW05 27th June 2008
10:00 to 11:00
The guessing number of a graph
CSMW05 27th June 2008
11:40 to 12:20
Monomer correlations on the square lattice
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