<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>13</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Mario J. Pérez-Jiménez</style></author><author><style face="normal" font="default" size="100%">Fernando Sancho-Caparrini</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">A Formalization of Transition P Systems</style></title><secondary-title><style face="normal" font="default" size="100%">Fundamenta Informaticae</style></secondary-title></titles><keywords><keyword><style  face="normal" font="default" size="100%">Formal Verification</style></keyword><keyword><style  face="normal" font="default" size="100%">Natural computing</style></keyword><keyword><style  face="normal" font="default" size="100%">P system</style></keyword></keywords><dates><year><style  face="normal" font="default" size="100%">2002</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://portal.acm.org/citation.cfm?id=1220112</style></url></web-urls></urls><publisher><style face="normal" font="default" size="100%">IOS Press</style></publisher><pub-location><style face="normal" font="default" size="100%">Warsaw, Poland</style></pub-location><volume><style face="normal" font="default" size="100%">49</style></volume><pages><style face="normal" font="default" size="100%">261-272</style></pages><abstract><style face="normal" font="default" size="100%">In this paper we give a complete formalization of a new computability model of a distributed parallel type which is inspired by some basic features of living cells: transition P systems as they were given in [3], addressed with completely different techniques than in [1] and [2]. For this, we present a formal syntax and semantic of the transition P systems capturing the synchronized work of P systems, and the nondeterministic and maximally parallel manner in which the rules of these systems can be applied. 


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