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International Scholarly Research Notices
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International Scholarly Research Notices
/
2013
/
Article
/
Fig 23
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Review Article
Business Process Management: A Comprehensive Survey
Figure 23
A WF-net that is not sound: activity
is dead (can never be executed), cases may deadlock in the state with a token in
,
,
, and
, and a token may be left behind in place
.