Sciweavers

DLT
2006
14 years 25 days ago
The Growth Ratio of Synchronous Rational Relations Is Unique
We introduce -synchronous relations for a rational number . We show that if a rational relation is both - and -synchronous for two different numbers and , then it is recognizab...
Olivier Carton
DLT
2006
14 years 25 days ago
Bag Context Tree Grammars
Bag context is a device for regulated rewriting in tree and string grammars. It represents context that is not part of the developing tree or string, but evolves on its own during ...
Frank Drewes, Christine du Toit, Sigrid Ewert, Bri...
DLT
2006
14 years 25 days ago
Computing by Only Observing
The paradigm of evolution/observation is based on the idea that a computing device can be obtained by combining a basic system and an observer that transforms the evolution of the ...
Matteo Cavaliere, Pierluigi Frisco, Hendrik Jan Ho...
DLT
2006
14 years 25 days ago
Synchronization of Pushdown Automata
Abstract. We introduce the synchronization of a pushdown automaton by a sequential transducer associating an integer to each input word. The visibly pushdown automata are the autom...
Didier Caucal