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Algebra, Logic and Algorithms seminar

Seminars will be on Wednesday at 4pm in MALL 1, Level 8, School of Mathematics unless otherwise indicated. All are very welcome. Tea/coffee in the Staff Common Room beforehand at 3.45pm.

Organised by Olaf Beyersdorff and Vincenzo Mantova.

 

Forthcoming seminars

To be announced.

 

Past seminars
Wed 28th June, 2017
4:00 PM

Douglas Bridges (University of Canterbury)
 
Wed 7th June, 2017
4:00 PM

Raphael Bennett-Tennenhaus (Universität Bielefeld)
Using linear relations to study Σ-algebraically-compact modules for string algebras
Wed 31st May, 2017
4:00 PM

Yann Peresse (University of Hertfordshire)
Permutations & transformations of finite and infinite sets
Wed 24th May, 2017
4:00 PM

Andre Hernich (University of Liverpool)
Dichotomies in Ontology-Mediated Querying with the Guarded Fragment
Wed 17th May, 2017
4:00 PM

Edwin Beggs (Swansea University)
Physical oracles: Measurement, complexity and cyber-physical systems
Wed 10th May, 2017
4:00 PM

Ian Pratt-Hartmann (University of Manchester)
(Integer) Linear Programming and Fragments of First-Order Logic
Wed 22nd March, 2017
4:00 PM

Iddo Tzameret (Royal Holloway, University of London)
Algebraic Proof Complexity
Wed 15th February, 2017
4:00 PM

Ulrich Berger (Swansea University)
A logic for program extraction with bounded non-determinism
Wed 23rd November, 2016
4:00 PM

Isolde Adler (University of Leeds)
Testing properties of sparse relational structures
Wed 2nd November, 2016
4:00 PM

Stefan Dantchev (Durham)
Tseitin contradictions on weak expanders
Wed 19th October, 2016
4:00 PM

Ulrich Hustadt (University of Liverpool)
Resolution-based Reasoning for Coalition Logic
Wed 5th October, 2016
4:00 PM

Meena Mahajan (The Institute of Mathematical Sciences, Chennai)
Completeness and Intermediate Complexity
Wed 28th September, 2016
4:00 PM

Mark Kambites (University of Manchester)
Random walks on semigroups
Wed 15th June, 2016
4:00 PM

Antongiulio Fornasiero (Parma)
Non-elementary lovely pairs
Tue 17th May, 2016
2:00 PM

Prof. Nicholas Trotignon (Lyon Ecole Normale Superieure)
Recognition, chi-boundedness and chords
Wed 27th April, 2016
4:00 PM

Prof. Heribert Vollmer (University of Hannover)
Descriptive Complexity of Arithmetic Complexity Classes
Wed 20th April, 2016
4:00 PM

Dr. Wolfram Bentz (University of Hull)
The rank of the semigroup of transformations preserving a partition
Wed 9th March, 2016
4:00 PM

Prof. Iain Stewart (Durham University)
Some mathematical aspects of data centre networks
Wed 24th February, 2016
4:00 PM

Giuseppe Primiero (Middlesex)
A Calculus for Distrust and Mistrust
Wed 3rd February, 2016
4:00 PM

Jan Pich (Leeds)
Gentzen and Frege systems for QBF
Wed 2nd December, 2015
4:00 PM

Daniela Kuehn (University of Birmingham)
Decompositions of graphs
Wed 25th November, 2015
4:00 PM

Immanuel Halupczok (University of Leeds)
Uniform analysis and transfer principles
Wed 18th November, 2015
4:00 PM

Martin Otto (Technical University Darmstadt)
Local to Global: Amalgamation and Symmetries in Finite Structures
Wed 11th November, 2015
4:00 PM

M. Jerrum (Queen Mary, University of London)
The complexity of approximate counting: low levels of the hierarchy
Wed 21st October, 2015
4:00 PM

Olaf Beyersdorff (University of Leeds)
Proof Complexity of Quantified Boolean Formulas
Wed 21st October, 2015
4:00 PM

Olaf Beyersdorff (University of Leeds)
Proof Complexity of Quantified Boolean Formulas
Wed 30th September, 2015
4:00 PM

Lovkush Agarwal (University of Leeds)
Continuum many maximal-closed subgroups of Sym(N) via reducts of Henson digraphs.
Wed 17th June, 2015
4:00 PM

Ilario Bonacina (Sapienza University Rome)
Strong Size Lower bounds in Resolution via Games
Wed 20th May, 2015
4:00 PM

Prof. Heribert Vollmer (University of Hanover)
 
Wed 6th May, 2015
4:00 PM

Prof. Einar Steingrimsson (University of Strathclyde)
The topology and permutation pattern of the Mobius function poset
Wed 22nd April, 2015
4:00 PM

Dr. James Mitchell (University of St. Andrews)
Effective computation with finite semigroups
Wed 18th March, 2015
4:00 PM

Dr. Christoph Wintersteiger (Microsoft Research, Cambridge)
Exact Solutions to Floating-Point Arithmetic Formulas
Wed 18th February, 2015
4:00 PM

Prof. Leonid Libkin (University of Edinburgh)
Homomorphism preservation theorems and incomplete information in databases
Wed 10th December, 2014
4:00 PM

Uwe Egly (Vienna University of Technology)
Quantifier Handling in Different Calculi for Quantified Boolean Formulas
Wed 3rd December, 2014
4:00 PM

Renate Schmidt (University of Manchester)
Forgetting and Uniform interpolation for Description Logics
Wed 12th November, 2014
4:00 PM

Anuj Dawar (University of Cambridge)
Tractable Approximations of Graph Isomorphism
Slides from the seminar.
Wed 29th October, 2014
4:00 PM

Neil Ghani (University of Strathclyde)
An Algebraic Approach to Parametricity
Wed 1st October, 2014
4:00 PM

Marco Benini (Universita' dell'Insubria, Varese)
Programming Modulo Representations
Wed 11th June, 2014
4:00 PM

Karteek Sreenivasaiah (Institute of Mathematical Sciences, Chennai)
Verifying proofs with very little resources
Wed 2nd April, 2014
4:00 PM

Peter J. Cameron (University of St. Andrews)
Synchronization
Wed 26th March, 2014
4:00 PM

Martin Liebeck (Imperial College)
Word maps on finite groups
Wed 19th March, 2014
4:00 PM

Charles Steinhorn (Vassar College)
Total and partial orders in o-minimal structures and an application in mathematical economics
Wed 5th March, 2014
4:00 PM

Frank Wolter (Universty of Liverpool)
Ontology-Based Data Access and Non-Uniform Constraint Satisfaction
Wed 19th February, 2014
4:00 PM

Jonathan Ward (University of Leeds)
 
Wed 11th December, 2013
4:00 PM

Paul Martin (University of Leeds)
Fun with partition categories
Wed 4th December, 2013
4:00 PM

Stanislav Zivny (University of Oxford)
The complexity of finite-valued CSPs
Wed 20th November, 2013
4:00 PM

Kristina Vušković (University of Leeds)
Parametrized algorithm for weighted independent set problem in bull-free graphs
Wed 13th November, 2013
4:00 PM

Dr. Andy Lewis-Pye (London School of Economics)
Digital morphogenesis via Schelling segregation
Wed 16th October, 2013
4:00 PM

Mikolas Janota (Lisbon)
Solving Quantified Boolean Formulas through Expansion: Theory and Practice
Wed 22nd May, 2013
4:00 PM

Robert Marsh (University of Leeds)
Reflection groups, cluster algebras and signed graphs
Wed 8th May, 2013
4:00 PM

Nicola Gambino (University of Leeds)
Homotopical algebra, constructive logic, and certified algorithms
Wed 10th April, 2013
4:00 PM

Professor Anthony Cohn (University of Leeds)
Building qualitative models of spatio-temporal behaviour
Wed 20th March, 2013
4:00 PM

Dr. Barnaby Martin ((Middlesex University London))
A Random Walk through Infinite-domain CSP
Wed 13th March, 2013
4:00 PM

Martin Dyer (School of Computing, University of Leeds)
The counting constraint satisfaction problem