create-concept [Function]

Purpose

The create-concept function creates a new concept or relation.

Syntax

create-concept name type context

Arguments

The name argument is the symbol which names the new concept. If this is null, the concept is not interned in any knowledge base.

The type argument is either :concept or :relation.

The context argument is the context in which the new concept is to be interned. If null, this defaults to the current context.

Value

The create-concept function returns the new concept.

Remarks

The newly-created concept or relation is empty. It is not classified or queued for classification.

Examples

(create-concept 'Box :concept (find-context "CL-USER-THEORY")) ==> |C|BOX 
(create-concept 'weight :relation nil) ==> |R|WEIGHT 
(create-concept nil :concept nil) ==> |C|:UNNAMED