Postdiction problems in dynamic logic

Samir Chopra, Dongmo Zhang

Research output: Chapter in Book / Conference PaperConference Paperpeer-review

Abstract

We present a framework for backward and forward temporal projection that combines dynamic and temporal logic. A propositional dynamic logic for reasoning about actions is extended with temporal modalities; the syntax of this extension differs from the syntax of the converse of programs, previously understood as backwards modalities. An application is carried out to benchmark postdiction examples such as the Stanford Murder Mystery [1] and the Two-Buses Problem [8]. A method for automatically generating frame axioms is used; the axioms so generated are treated as supplementary axioms in the associated proof theory. In future work, we hope to embed this system into a more comprehensive logic for reasoning about actions that enables a unified treatment of the frame, qualification and ramification problems and to work with more ‘scaled-up’ examples.

Original languageEnglish
Title of host publicationAI 2001
Subtitle of host publicationAdvances in Artificial Intelligence - 14th Australian Joint Conference on Artificial Intelligence, Proceedings
EditorsMarkus Stumptner, Dan Corbett, Mike Brooks, Dan Corbett
PublisherSpringer Verlag
Pages119-129
Number of pages11
ISBN (Print)9783540429609
DOIs
Publication statusPublished - 2001
Externally publishedYes
Event14th Australian Joint Conference on Artificial Intelligence, AI 2001 - Adelaide, Australia
Duration: 10 Dec 200114 Dec 2001

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume2256
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference14th Australian Joint Conference on Artificial Intelligence, AI 2001
Country/TerritoryAustralia
CityAdelaide
Period10/12/0114/12/01

Bibliographical note

Publisher Copyright:
© Springer-Verlag Berlin Heidelberg 2001.

Keywords

  • Commonsense reasoning
  • Temporal reasoning

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