advance constant
1.After the criticism of the opposition to rash advance in 1958 and the campaign against "Right deviation" in 1959, democratic life in the Party and state gradually ceased to function normally. There was a constant growth of such patriarchal ways as letting only one person have the say and make important decisions, practising the cult of personality and placing individuals above the organization. 
2.In this Paper , Firstly, we introduced the produce and the advance and the theory of stability about differential system ,the main contents of this dissertation include: the stability analysis of cellular neural networks (CNN) with delays, and the stability analysis for a class of generalized CNN with constant delays. and the asymptotic stability and exponential stability of Hopfiled neural networks (HNN).
