Transformational Approaches to the Specification and Verification of Fault-Tolerant Systems: Formal Background and Classification

dc.creatorGärtner,Felix
dc.date1999
dc.date.accessioned2024-02-06T12:50:15Z
dc.date.available2024-02-06T12:50:15Z
dc.descriptionProving that a program suits its specification and thus can be called correct has been a research subject for many years resulting in a wide range of methods and formalisms. However, it is a common experience that even systems which have been proven correct can fail due to physical faults occurring in the system. As computer programs control an increasing part of todays critical infrastructure, the notion of correctness has been extended to fault tolerance, meaning correctness in the presence of a certain amount of faulty behavior of the environment. Formalisms to verify fault-tolerant systems must model faults and faulty behavior in some form or another. Common ways to do this are based on a notion of transformation either at the program or the specification level. We survey the wide range of formal methods to verify fault-tolerant systems which are based on some form of transformation. Our aim is to classify these methods, relate them to one another and, thus, structure the area. We hope that this might faciliate the involvement of researchers into this interesting field of computer science.
dc.formattext/html
dc.identifierhttps://doi.org/10.3217/jucs-005-10-0668
dc.identifierhttps://lib.jucs.org/article/27603/
dc.identifier.urihttps://openrepository.mephi.ru/handle/123456789/7635
dc.languageen
dc.publisherJournal of Universal Computer Science
dc.relationinfo:eu-repo/semantics/altIdentifier/eissn/0948-6968
dc.relationinfo:eu-repo/semantics/altIdentifier/pissn/0948-695X
dc.rightsinfo:eu-repo/semantics/openAccess
dc.rightsJ.UCS License
dc.sourceJUCS - Journal of Universal Computer Science 5(10): 668-692
dc.subjectfault tolerance
dc.subjectspecification
dc.subjectverification
dc.subjecttransformation
dc.subjectfault model
dc.subjectfailure model
dc.titleTransformational Approaches to the Specification and Verification of Fault-Tolerant Systems: Formal Background and Classification
dc.typeResearch Article
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