Programming expert systems in PASCAL

EXPERT SYSTEMS IN PERSPECTIVE: Artificial Intelligence and Expert Systems The Elements of an Expert System Planning Expert Systems BUILDING AN EXPERT SYSTEM: Expressing Facts Managing Facts in a Knowledge Base Representing Knowledge Representing Uncertainty Using Multivalued Expressions Questions and Legal Values Reading Rules Pursuing a Goal THE EXPERT SYSTEM IN ACTION: Making the System Explain Itself Using Expert Systems Interfacing with Existing Applications Appendixes Complete Main Program Listing Portability.