AAAI Publications, Twenty-Second International Joint Conference on Artificial Intelligence

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An Approach to Minimal Belief Via Objective Belief
David Pearce, Levan Uridia

Last modified: 2011-06-28

Abstract


As a doxastic counterpart to epistemic logic based on S5 we study the modal logic KSD that can be viewed as an approach to modelling a kind of objective and fair belief. We apply KSD to the problem of minimal belief and develop an alterna- tive approach to nonmonotonic modal logic using a weaker concept of expansion. This corresponds to a certain minimal kind of KSD model and yields a new type of nonmonotonic doxastic reasonin

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