Efficient Semantics-Based Compliance Checking Using LTL Formulae and Unfolding

Algorithm 8

Determining the basic predicate exclusive.

function  EXCLUSIVE

Input: Two taskID 𝑡 and 𝑡^′, a process model 𝑟

Output: A boolean value

begin

 𝔾∶=  RetrieveBigraphs(𝑟);

 return _𝐺⋀_∈𝔾¬(RetrieveAllEvents(𝐺,𝑡)≠∅∧ RetrieveAllEvents(𝐺,𝑡^′)≠∅)