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What is Nonmonotonic

Chapter 97
Encyclopedia of Knowledge Management, Second Edition
A type of system where the addition of new information may change the old information.
Published in Chapter:
Logic and Knowledge Bases
J. Grant (Towson University, USA) and J. Minker (University of Maryland at College Park, USA)
Copyright: © 2011 |Pages: 12
DOI: 10.4018/978-1-59904-931-1.ch097
Abstract
Knowledge bases (KBs) must be able to capture a wide range of situations. One must be able to represent and answer questions regarding indefinite information where it is not clear that there is a unique answer to a question. One must also represent and answer questions about negative information. We discuss a powerful way to represent such information, namely through reasoning about knowledge bases using logic.
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