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11

CONCUR
1997
Springer

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Causal Ambiguity and Partial Orders in Event Structures

13 years 9 months ago

Causal Ambiguity and Partial Orders in Event Structures

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Eventstructuremodelsoftenhavesomeconstraintwhichensuresthatforeachsystemrunitisclearwhatarethecausalpredecessorsofanevent(i.e. there is no causal ambiguity). In this contribution we study whathappens if we remove such constraints. We de ne ve di erent partialordersemanticsthatareintentionalinthesensethattheyrefertosyn-tacticaspectsofthemodel. Wealsode neanobservationalpartialordersemantics,thatderivesapartialorderfromjusttheeventtraces.Itappearsthatthiscorrespondstotheso-calledearlyintentionalse-mantics;theotherintentionalsemanticscannotbeobservationallycharac-terized. Westudytheequivalencesinducedbythedi erentpartialorderde nitions,andtheirinterrelations.

Rom Langerak, Ed Brinksma, Joost-Pieter Katoen

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Causal Ambiguity | CONCUR 1997 | Di Erent Partialordersemanticsthatareintentionalinthesensethattheyrefertosyn-tacticaspectsofthemodel | Distributed And Parallel Computing |

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Added	07 Aug 2010
Updated	07 Aug 2010
Type	Conference
Year	1997
Where	CONCUR
Authors	Rom Langerak, Ed Brinksma, Joost-Pieter Katoen

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