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TLCA
1999
Springer
14 years 3 months ago
AnnoDomini in Practice: A Type-Theoretic Approach to the Year 2000 Problem
AnnoDomini is a commercially available source-to-source conversion tool for finding and fixing Year 2000 problems in COBOL programs. AnnoDomini uses type-based specification, an...
Peter Harry Eidorff, Fritz Henglein, Christian Mos...
STACS
1999
Springer
14 years 3 months ago
In How Many Steps the k Peg Version of the Towers of Hanoi Game Can Be Solved?
Abstract. In this we paper we consider the version of the classical Towers of Hanoi games where the game-board contains more than three pegs. For k pegs we give a 2Ckn1/(k−2) low...
Mario Szegedy
STACS
1999
Springer
14 years 3 months ago
A Complete and Tight Average-Case Analysis of Learning Monomials
Abstract. We advocate to analyze the average complexity of learning problems. An appropriate framework for this purpose is introduced. Based on it we consider the problem of learni...
Rüdiger Reischuk, Thomas Zeugmann
STACS
1999
Springer
14 years 3 months ago
Upper Bounds for Vertex Cover Further Improved
tended abstract of this work appears in the proceedings of the 16th Symposium on Theoretical Aspects of Computer Science (STACS’99), Springer, LNCS, held in Trier, Fed. Rep. of G...
Rolf Niedermeier, Peter Rossmanith
STACS
1999
Springer
14 years 3 months ago
A Logical Characterisation of Linear Time on Nondeterministic Turing Machines
The paper gives a logical characterisation of the class NTIME(n) of problems that can be solved on a nondeterministic Turing machine in linear time. It is shown that a set L of str...
Clemens Lautemann, Nicole Schweikardt, Thomas Schw...
STACS
1999
Springer
14 years 3 months ago
The Weakness of Self-Complementation
Model checking is a method for the verification of systems with respect to their specifications. Symbolic model-checking, which enables the verification of large systems, procee...
Orna Kupferman, Moshe Y. Vardi
STACS
1999
Springer
14 years 3 months ago
Worst-case Equilibria
We investigate the problem of routing traffic through a congested network in an environment of non-cooperative users. We use the worst-case coordination ratio suggested by Koutsou...
Elias Koutsoupias, Christos H. Papadimitriou
STACS
1999
Springer
14 years 3 months ago
Balanced Randomized Tree Splitting with Applications to Evolutionary Tree Constructions
We present a new technique called balanced randomized tree splitting. It is useful in constructing unknown trees recursively. By applying it we obtain two new results on efficient ...
Ming-Yang Kao, Andrzej Lingas, Anna Östlin
STACS
1999
Springer
14 years 3 months ago
An Optimal Competitive Strategy for Walking in Streets
We present an optimal strategy for searching for a goal in a street which achieves the competitive factor of √ 2, thus matching the best lower bound known before. This finally ...
Christian Icking, Rolf Klein, Elmar Langetepe