Agent is Order-Parameter Which Made System Become Order from No-Order State
Agent是系统从无序到有序的序参量

Event,object,entity,agent sound just like computer,in particle,agent is the loundation of AI and basic unit of MAS,MAS has been applying in many fields,it shows broad promise,what is an a gent?how is relation amount agent,Event,object,entity?they haven’t conunon recognition,we think that agent is order-parameter which made system become order from no-order state.