coo: a workflow operator to improve cooperation modeling in virtual processes

Due to the popularization of the Internet, cooperative applications are expected to become commonplace on the World Wide Web. We are especially interested in cooperation in temporarily virtual enterprises. This paper introduces a new operator, called coo (Co-Operation Operator), which contributes to a better organization of the interactions between cooperating activities than current workflow operators alone can. After motivating our interest in this operator, we give it a semantics and discuss its feasibility