Computation, Logic, Games, and Quantum Foundations - The Many Facets of Samson Abramsky Essays Dedicted to Samson Abramsky on the Occasion of His 60th Birthday

Use of a Canonical Hidden-Variable Space in Quantum Mechanics.- Imperfect Information in Logic and Concurrent Games.- Compositional Quantum Logic.- The Algebra of Directed Acyclic Graphs.- Diagrammatic Reasoning for Delay-Insensitive Asynchronous Circuits.- Payoffs, Intensionality and Abstraction in Games.- On the Theory of Composition in Physics.- On the Functor 2.- Quantum Speedup and Categorical Distributivity.- Unifying Semantics for Concurrent Programming.- Unfixing the Fixpoint: The Theories of the ?Y -Calculus.- Continuous Domain Theory in Logical Form.- Presheaf Models of Quantum Computation: An Outline.- Nothing Can Be Fixed.- Dialogue Categories and Frobenius Monoids.- Anatomy of a Domain of Continuous Random Variables II.- Towards Nominal Abramsky.- Techniques for Formal Modelling and Analysis of Quantum Systems.- Quantum Field Theory for Legspinners.- Bicompletions of Distance Matrices.- Partial Recursive Functions and Finality.- Breaking the Atom with Samson.- Reasoning about Strategies.- Domain Theory in Topical Form.- Kolmogorov Complexity of Categories.