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		     | 摘要: | 
			 
		     | 用算子半群方法研究了参数连续Markov链中转移函数的逼近.给出了最小转移函数收敛的Q-矩阵条件;证明了当转移函数是忠实的情况下,一列转移函数的收敛性与其相应的预解函数的收敛性是等价的 | 
			
	         
				| 关键词:  参数连续Markov链,算子半群,转移函数,保守的q-矩阵,逼近 | 
			 
                | DOI: | 
            
                | 分类号:O152.7 TP23 | 
			 
             
                | 基金项目: | 
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                | Study on approximation of transition functions using semigroup method | 
           
			
                | ZHAO Wen-qiang | 
           
		   
             
                | Abstract: | 
			
                | We study the approximation of transition functions  using semigroup method and a condition on Q-matrices in order that their  corresponding minimal transition  functions converge is obtained.  We also show that the convergence of a sequence of honest tran | 
	       
                | Key words:  continuous-time  Markov chains,semigroups of linear operators,transition function,conservative q-matrix,approximation. |