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		     | 摘要: | 
			 
		     | 研究积分算子半群的Yosida逼近,证明了积分算子半群可以表示为一簇一致连续算子半群积分的极限,获得了积分算子半群的一个表示公式. | 
			
	         
				| 关键词:  强压缩积分算子半群  Yosida逼近  表示 | 
			 
                | DOI: | 
            
                | 分类号:O177.2 | 
			 
             
                | 基金项目: | 
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                | Approximation and representation of integrated semigroups of operators | 
           
			
                | ZHAO Wei-qiang  SONG Shu-zhi | 
           
		   
             
                | Abstract: | 
			
                | Yosida approximation of integrated operator semigroups is studied and that integrated operator semigroups can be represented as integral limit of a consistent cluster continual operrator semigroup is proved,as a result,a representative formula of integrat | 
	       
                | Key words:  strong-contraction integrated semigroups,Yosida approximation,representation |