Inhalt

Invited Talks.- The Complexity of Querying External Memory and Streaming Data.- The Smoothed Analysis of Algorithms.- Path Coupling Using Stopping Times.- Circuits.- On the Incompressibility of Monotone DNFs.- Bounds on the Power of Constant-Depth Quantum Circuits.- Automata I.- Biautomatic Semigroups.- Deterministic Automata on Unranked Trees.- Complexity I.- Decidable Membership Problems for Finite Recurrent Systems over Sets of Naturals.- Generic Density and Small Span Theorem.- Approximability.- Logspace Optimization Problems and Their Approximability Properties.- A Faster and Simpler 2-Approximation Algorithm for Block Sorting.- Computational and Structural Complexity.- On the Power of Unambiguity in Alternating Machines.- Translational Lemmas for Alternating TMs and PRAMs.- Collapsing Recursive Oracles for Relativized Polynomial Hierarchies.- Graphs and Complexity.- Exact Algorithms for Graph Homomorphisms.- Improved Algorithms and Complexity Results for Power Domination in Graphs.- Clique-Width for Four-Vertex Forbidden Subgraphs.- Computational Game Theory.- On the Complexity of Uniformly Mixed Nash Equilibria and Related Regular Subgraph Problems.- Simple Stochastic Games and P-Matrix Generalized Linear Complementarity Problems.- Visual Cryptography and Computational Geometry.- Perfect Reconstruction of Black Pixels Revisited.- Adaptive Zooming in Point Set Labeling.- Query Complexity.- On the Black-Box Complexity of Sperner's Lemma.- Property Testing and the Branching Program Size of Boolean Functions.- Distributed Systems.- Almost Optimal Explicit Selectors.- The Delayed k-Server Problem.- Automata and Formal Languages.- Leftist Grammars and the Chomsky Hierarchy.- Shrinking Multi-pushdown Automata.- Graph Algorithms.- A Simple and Fast Min-cut Algorithm.- (Non)-Approximability for the Multi-criteria TSP(1,2).- Semantics.- Completeness and Compactness of Quantitative Domains.- A Self-dependency Constraint in the Simply Typed Lambda Calculus.- A Type System for Computationally Secure Information Flow.- Approximation Algorithms.- Algorithms for Graphs Embeddable with Few Crossings Per Edge.- Approximation Results for the Weighted P 4 Partition Problems.- The Maximum Resource Bin Packing Problem.- Average-Case Complexity.- Average-Case Non-approximability of Optimisation Problems.- Relations Between Average-Case and Worst-Case Complexity.- Algorithms.- Reconstructing Many Partitions Using Spectral Techniques.- Constant Time Generation of Linear Extensions.- Complexity II.- On Approximating Real-World Halting Problems.- An Explicit Solution to Post's Problem over the Reals.- The Complexity of Semilinear Problems in Succinct Representation.- Graph Algorithms.- On Finding Acyclic Subhypergraphs.- An Improved Approximation Algorithm for TSP with Distances One and Two.- New Applications of Clique Separator Decomposition for the Maximum Weight Stable Set Problem.- Automata II.- On the Expressiveness of Asynchronous Cellular Automata.- Tree Automata and Discrete Distributed Games.- Pattern Matching.- A New Linearizing Restriction in the Pattern Matching Problem.- Fully Incremental LCS Computation.