Well-structured transition systems everywhere!

被引:432
作者
Finkel, A
Suhnoebelen, P
机构
[1] ENS Cachan, Lab Specificat & Verificat, F-94235 Cachan, France
[2] CNRS UMR 8643, F-94235 Cachan, France
关键词
infinite systems; verification; well-quasi-ordering;
D O I
10.1016/S0304-3975(00)00102-X
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
Well-structured transition systems (WSTSs) are a general class of infinite-state systems for which decidability results rely on the existence of a well-quasi-ordering between states that is compatible with the transitions. In this article, we provide an extensive treatment of the WSTS idea and show several new results. Our improved definitions allow many examples of classical systems to be seen as instances of WSTSs. (C) 2001 Elsevier Science B.V. All rights reserved.
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页码:63 / 92
页数:30
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