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» Reasoning about Knowledge by Variable Forgetting
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KR
2004
Springer
13 years 10 months ago
Reasoning about Knowledge by Variable Forgetting
In this paper, we investigate knowledge reasoning within a simple framework called knowledge structure. We use variable forgetting as a basic operation for one agent to reason abo...
Kaile Su, Guanfeng Lv, Yan Zhang
AI
2010
Springer
13 years 4 months ago
Reasoning under inconsistency: A forgetting-based approach
In this paper, a fairly general framework for reasoning from inconsistent propositional bases is defined. Variable forgetting is used as a basic operation for weakening pieces of ...
Jérôme Lang, Pierre Marquis
IAT
2009
IEEE
13 years 11 months ago
Awareness and Forgetting of Facts and Agents
—We propose various logical semantics for change of awareness. The setting is that of multiple agents that may become aware of facts or other agents, or forget about them. We mod...
Hans P. van Ditmarsch, Tim French
CORR
2006
Springer
120views Education» more  CORR 2006»
13 years 4 months ago
Reasoning About Knowledge of Unawareness
Awareness has been shown to be a useful addition to standard epistemic logic for many applications. However, standard propositional logics for knowledge and awareness cannot expre...
Joseph Y. Halpern, Leandro Chaves Rêgo
ITS
2004
Springer
153views Multimedia» more  ITS 2004»
13 years 10 months ago
Modeling Students' Reasoning About Qualitative Physics: Heuristics for Abductive Proof Search
Abstract. We describe a theorem prover that is used in the Why2Atlas tutoring system for the purposes of evaluating the correctness of a student’s essay and for guiding feedback ...
Maxim Makatchev, Pamela W. Jordan, Kurt VanLehn