“Open community” has aroused widespread concern and research. This paper focuses on the system analysis research of the problem that based on statistics inclu
In this paper, a review of the experiments, developments and ideas which have been presented on this topic together with its natural extension to the descriptio
Some results in growth theory based on the Cobb-Douglas production function model are generalized when the production function is chosen to be the Constant Elas
With the increasing demand for lightweight and lower fuel consumption and safety of automobile industry, lightweight materials of high strength steel (HSS) are