Glossary Category:

Query sentence

When asking a query in Cyc, the query sentence is the CycL sentence that Cyc attempts to prove true or for whose open variables it attempts to find bindings.

Query Tool

The Query Tool is a tool in the Cyc KB Browser that is a user’s main interface to the Cyc Inference Engine. It lets the user ask a query in the form of a CycL sentence, and displays any answers that are found.

Reification

Reification in Cyc is the process by which we create a Cyc FORT corresponding to a particular concept. Or, to put it another way, reification is the process of adding a term that denotes a particular concept to the Cyc Knowledge Base. Every reified term in Cyc...

Relation

In Cyc, “relation” (see #$Relation) is used to refer to predicates and functions. In the math and database worlds, a relation is a set of ordered n-tuples. One might talk about the relation “Father”, whose elements include (Katherine, Lloyd),...

Removal

Removal refers to the process of solving a problem or subproblem via a removal module. Removal always strictly simplifies the problem, by providing bindings for an open problem or by proving or failing to prove a closed problem. Contrast this with transformation,...