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ACTA
2000
92views more  ACTA 2000»
13 years 11 months ago
How to Calculate Symmetries of Petri Nets
Symmetric net structure yields symmetric net behaviour. Thus, knowing the symmetries of a net, redundant calculations can be skipped. We present a framework for the calculation of ...
Karsten Schmidt 0004
ACTA
2000
82views more  ACTA 2000»
13 years 11 months ago
Semantics analysis through elementary meanings
Thesaurus is a collection of words classified according to some relatedness measures among them. In this paper, we lay the theoretical foundations of thesaurus construction through...
Youichi Kobuchi, Takashi Saito, Hidenobu Nunome
ACTA
2000
302views more  ACTA 2000»
13 years 11 months ago
Efficiently building a parse tree from a regular expression
We show in this paper that parsing with regular expressions instead of context-free grammars, when it is possible, is desirable. We present efficient algorithms for performing diff...
Danny Dubé, Marc Feeley
ACTA
2000
104views more  ACTA 2000»
13 years 11 months ago
Some results on the Collatz problem
The paper refers to the Collatz's conjecture. In the first part, we present some equivalent forms of this conjecture and a slight generalization of a former result from [1]. T...
Stefan Andrei, Manfred Kudlek, Radu Stefan Nicules...