COO: a Workflow Operator to Improve Cooperation Modeling in Virtual Processes

Colloque avec actes et comité de lecture./http://ieeexplore.ieee.org/Due to the popularization of internet, cooperative applications are expected to become commonplace on the WEB. We are especially interested in cooperation in temporarily virtual enterprises. This paper introduces a new operator, called COO, which contributes to a better organization of the interactions between cooperating activities that current workflow operators alone can. After motivating the interest of this operator, we give it a semantics and discuss its feasibility