Volume 49, Numbers 1-3, 1991
Knowledge Representation
Andrew B. Baker:
Nonmonotonic Reasoning in the Framework of Situation Calculus. 5-23
Oren Etzioni:
Embedding Decision-Analytic Control in a Learning Architecture. 129-159
Alan M. Frisch:
The Substitutional Framework for Sorted Deduction: Fundamental Results on Hybrid Reasoning. 161-198
Graeme Hirst:
Existence Assumptions in Knowledge Representation. 199-242
David Poole:
The Effect of Knowledge on Belief: Conditioning, Specificity and the Lottery Paradox in Default Reasoning. 281-307
Manny Rayner:
On the Applicability of Nonmonotonic Logic to Formal Reasoning in Continuous Time. 345-360