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(redirected from Logical predicate)

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n. Mathematics
An expression that contains at least one unknown quantity and becomes true or false when a test value is substituted for the unknown.
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n
(Philosophy / Logic) Logic an expression containing a free variable that can be replaced by a name to yield a sentence, as x is wise Also called propositional function sentential function
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The authorization policy associated with the setLastCareO method is specified within the RAPOOL body, as ((day_nurse [conjunction] first_shift) [disjunction] (day_nurse [conjunction] second_shift) [disjunction] (night_nurse [conjunction] third_shift)) The RAPOOL engine replaces these role names by logical predicates, as defined in the header: --day_nurse is replaced by functional(nurse) [conjunction] functional (day_nurse).
Integration of access control in information systems: from role ... by Romuald, Thion; Stephane, Coulondre / Informatica
As a remedy, this paper discusses a method to search the domain model using XPath--a W3C standard that uses logical predicates to search an XML document.
Meta-model search: using XPath as a tool for searching ... by Sudarsan, Rajesh / Journal of the Alabama Academy of Science
 
 
 
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