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start-cycle Backward Chaining Goal

Summary

Used in the meta-interpreter to start the cycle.

Package

kw

Signature

start-cycle

Description

The backward chaining goal start-cycle is only relevant when writing a meta-interpreter for a context. start-cycle must be called at the start of every forward chaining cycle as it performs some essential housekeeping.

Examples
(start-cycle)
See also

fire-rule
instantiation
defcontext
standard-context


KnowledgeWorks and Prolog User Guide (Macintosh version) - 01 Dec 2021 19:35:35