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MFCS
2004
Springer
13 years 10 months ago
Simulating 3D Cellular Automata with 2D Cellular Automata
The purpose of this article is to describe a way to simulate any 3-dimensional cellular automaton with a 2-dimensional cellular automaton. We will present the problems that arise w...
Victor Poupet
MFCS
2004
Springer
13 years 10 months ago
Online Algorithms for Disk Graphs
We study the on-line versions of two fundamental graph problems, maximum independent set and minimum coloring, for the case of disk graphs which are graphs resulting from intersect...
Ioannis Caragiannis, Aleksei V. Fishkin, Christos ...
MFCS
2004
Springer
13 years 10 months ago
Sublogarithmic Ambiguity
Abstract. So far the least growth rate known for a divergent inherent ambiguity function was logarithmic. This paper shows that for each computable divergent total non-decreasing f...
Klaus Wich
MFCS
2004
Springer
13 years 10 months ago
A Generalization of Repetition Threshold
Brandenburg and (implicitly) Dejean introduced the concept of repetition threshold: the smallest real number α such that there exists an infinite word over a k-letter alphabet t...
Lucian Ilie, Pascal Ochem, Jeffrey Shallit
MFCS
2004
Springer
13 years 10 months ago
The Dual of Concatenation
A binary language-theoretic operation is proposed, which is dual to the concatenation of languages in the same sense as the universal quantifier in logic is dual to the existenti...
Alexander Okhotin