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» Hybridizing a Logical Framework
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CCS
2005
ACM
15 years 10 months ago
PeerAccess: a logic for distributed authorization
This paper introduces the PeerAccess framework for reasoning about authorization in open distributed systems, and shows how a parameterization of the framework can be used to reas...
Marianne Winslett, Charles C. Zhang, Piero A. Bona...
CALCO
2005
Springer
98views Mathematics» more  CALCO 2005»
15 years 10 months ago
Behavioral Extensions of Institutions
We show that any institution I satisfying some reasonable conditions can be transformed into another institution, Ibeh, which captures formally and abstractly the intuitions of add...
Andrei Popescu, Grigore Rosu
125
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ITRUST
2005
Springer
15 years 10 months ago
A Representation Model of Trust Relationships with Delegation Extensions
Abstract. Logic languages establish a formal framework to solve authorization and delegation conflicts. However, we consider that a visual representation is necessary since graphs...
Isaac Agudo, Javier Lopez, José A. Monteneg...
PPDP
2004
Springer
15 years 10 months ago
A lazy narrowing calculus for declarative constraint programming
The new generic scheme CFLP(D) has been recently proposed in [24] as a logical and semantic framework for lazy constraint functional logic programming over a parametrically given ...
Francisco Javier López-Fraguas, Mario Rodr&...
DEXA
2000
Springer
95views Database» more  DEXA 2000»
15 years 9 months ago
Formalizing Workflows Using the Event Calculus
The event calculus is a logic programming formalism for representing events and their effects especially in database applications. This paper presents the use of the event calculus...
Nihan Kesim Cicekli, Yakup Yildirim