Computability in Europe 2006
Logical Approaches to Computational Barriers

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Special Sessions

Special Sessions

Each special session will have four speakers, each of which will have 30 min for their talk.

Below you can find a schedule of the talks.

Special Sessions

Proofs and Computation
organised by Alessandra Carbone
and Thomas Strahm
Kai Brünnler (Bern): Deep Inference and its Normal Form of Derivations
Roy Dyckhoff (St Andrews): LJQ: A Strongly Focused Calculus for Intuitionistic Logic
Thomas Ehrhard (Marseille): Böhm trees, Krivine machine and the Taylor expansion of ordinary lambda-terms
Georges Gonthier (Cambridge): Using reflection to prove the Four Colour Theorem
Computable Analysis
organised by Peter Hertling
and Dirk Pattinson
Margarita Korovina (Aarhus): Upper and Lower Bounds on Sizes of Finite Bisimulations of Pfaffian Hybrid Systems
Paulo Oliva (London): Understanding and Using Spector's Bar Recursive Interpretation of Classical Analysis
Matthias Schroeder (Edinburgh): Admissible Representations in Computable Analysis
Xizhong Zheng (Cottbus): A Computability Theory of Real Numbers
Challenges in Complexity
organised by Klaus Meer
and Jacobo Torán
Johannes Köbler (Berlin): Complexity of Graph Isomorphism for Restricted Graph Classes
Sophie Laplante (Paris): Lower bounds using Kolmogorov complexity
Johann A. Makowsky (Haifa): From a Zoo to a Zoology: Descriptive Complexity for Graph Polynomials
Mihai Prunescu (Freiburg): Fast quantifier elimination means P = NP
Foundations of Programming
organised by Inge Bethke
and Martín Escardó
Erika Ábrahám (Freiburg): Heap-Abstraction for an Object-Oriented Calculus with Thread Classes
Roland Backhouse (Nottingham): Datatype-Generic Reasoning
James Leifer (Le Chesnay): Transactional atomicity in programming languages (talk cancelled)
Alban Ponse (Amsterdam): An Introduction to Program and Thread Algebra
Mathematical Models of Computers and Hypercomputers
organised by Joel D Hamkins
and Martin Ziegler
Jean-Charles Delvenne (Louvain-la-Neuve): Turing universality in dynamical systems
Benedikt Löwe (Amsterdam): Space bounds for infinitary computation
Klaus Meer (Odense): Optimization and approximation problems related to polynomial system solving
Philip Welch (Bristol): Non-deterministic halting times for Hamkins-Lewis Turing machines
Gödel Centenary:
His Legacy for Computability

organised by Matthias Baaz
and John W Dawson
Arnon Avron (Tel Aviv): From Constructibility and Absoluteness to Computability and Domain Independence
Torkel Franzén (Luleå): What does the incompleteness theorem add to the unsolvability of the halting problem? (talk cancelled) (*)
Andrew Hodges (Oxford): Gödel's remarks on Turing's work
Wilfried Sieg (Pittsburgh, PA): Gödel's Conflicting Approaches to Effective Calculability
Richard Zach (Calgary, AB): Kurt Gödel and Computability Theory
(*) Sadly, our respected colleague Torkel Franzén died on April 19th, 2006.

Schedule of Special Session Talks

Proofs and Computation
Faraday D
Foundations of Programming
Faraday B
Mathematical Models of Computers and Hypercomputers
Faraday C
July 1st, 16:00-16:30 Kai Brünnler Roland Backhouse
Jean-Charles Delvenne
July 1st, 16:30-17:00 Roy Dyckhoff
Klaus Meer
July 2nd, 10:30-11:00 Thomas Ehrhard
Alban Ponse
Benedikt Löwe
July 2nd, 11:00-11:30 Georges Gonthier Erika Ábrahám
Philip Welch
Computable Analysis
Faraday A
Challenges in Complexity
Faraday B
Gödel Centenary: His Legacy for Computability
Faraday C
July 4th, 16:00-16:30 Margarita Korovina
Sophie Laplante
Wilfried Sieg
July 4th, 16:30-17:00 Paulo Oliva
Johann A. Makowsky
Arnon Avron
July 5th, 10:30-11:00 Xizhong Zheng Johannes Köbler
Andrew Hodges
July 5th, 11:00-11:30 Matthias Schroeder
Mihai Prunescu
Richard Zach

Room Caption

The lecture rooms Faraday A-D can be found on the 1st floor of the Faraday tower, building 8.2 on campus map.
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