The investigation of properties of business
process models is an important
aspect of business process management. If a
certain property at the business
process model level can be shown, then all
process instances based on
that business process model expose this
property. In this chapter, the most
important properties for process models are
introduced and related to each
other.
While structural dependencies of processes are
important, dependencies
related to data processed during business
processes should be taken care of.
Structural properties of process models are at
the centre of attention; these
properties are neither application specific
nor domain specific. Conceptually,
the situation is similar to normalization in
database theory. If all tables in
a relational database schema are, for
instance, in third normal form, then
certain anomalies can no longer occur during
the run time of the database
applications.
Structural properties of business processes
have been investigated in the
context of Petri nets.
While soundness is an important criterion, it
appears to be too strong for
particular settings. Consequently, relaxed
soundness and weak soundness have
been introduced as less rigid properties that
are still helpful in analyzing business
process models.
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