9 Computer software for modeling, simulation, control and dynamic analysis of hydraulic and mechanical systems, for use in the automotive, aeronautic and traditional hydraulic industries; computer software which enables users to study the dynamic behavior of any component or circuit for use in providing a simulation environment for gas and liquid fluid power, and mechanical and thermo-fluid systems; computer software for enabling interactive communication between multiple computer programs; computer software for use in preparing computer designed models of hydraulic networks and creating models in technical fields involving fluid circulation; computer software for modeling simulation and analysis of dynamic fluid systems