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lex

Conflict Resolution Tactic / Function
Syntax

lex instantiation1 instantiation2

Arguments

instantiation1 and instantiation2 are both instantiation objects.

Description

The function returns non- nil if and only if instantiation1 is preferred to instantiation2 by the conflict resolution tactic lex , otherwise nil . The function is intended to be used primarily by including it in the conflict resolution strategy for a context.

Values

A single value, either nil or non- nil .

Examples
(defcontext my-context1 :strategy (lex))
(defcontext my-context2 :strategy (priority lex))
See Also

defcontext

deftactic

-lex

instantiation

conflict-set

fire-rule


LispWorks KnowledgeWorks and Prolog User Guide - 14 Dec 2001

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