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Ponencia
On a Class of P Automata as a Machine Model for Languages over Infinite Alphabets
(Fénix Editora, 2005)
We show how P automata having a finite description and working with a finite object-alphabet can be used to describe languages over countably infinite alphabets. We propose to relate the language classes characterized ...
Ponencia
Editing Configurations of P Systems
(Fénix Editora, 2005)
This paper proposes and preliminarily investigates the possibility of transforming a configuration (membrane structure and multisets of symbol-objects present in the compartments of this membrane structure) of a P system ...