-trivial unawareness among several individuals, and which satisfies strong properties of knowledge as well as all the desiderata on …

One approach to representing knowledge or belief of agents, used by economists and computer scientists, involves an …

realizable CURB set, represent the economy of knowledge of games' structures …

Common knowledge can be defined in at least two ways: syntactically as the common knowledge of a set of formulas or … semantically, as the meet of the knowledge partitions of the agents. In the multi-agent S5 logic with either finitely or countably … held in common knowledge, there is either only one member or uncountably many members of the meet partition with this …

Samet introduced a notion of hypothetical knowledge and showed how it could be used to capture the type of … hypothetical knowledge and the extended information structures used to model it bear some resemblance to the way philosophers have … used conditional logic to model counterfactuals, hypothetical knowledge cannot be reduced to conditional logic together …

among several individuals and strong properties of knowledge. We show that this generalized state-space model arises …

as knowledge, subject to their own awareness constraints. I characterize the interactive knowledge hierarchies under … knowledge. Aumann's classic characterization of common knowledge does not immediately apply in this environment, even if there … is "common awareness" of the event involved. An alternative characterization of common knowledge is provided …