%0 Journal Article
%T PERTURBATION OF ONE RANK FOR (D)~m-CLASS OF LINEAR OPERATORS<br>(D)~m 类算子的一秩扰动问题
%A LIU JIA
%A LUO YUO-HU
%A <br>刘佳
%J 系统科学与数学
%D 1991
%I 
%X In this paper,a perturbation theorem,which generalizes the perturbation results in 6,7]is proven.Unded the condition for one rank perturbation,a necessary and sufficient con-dition for A.G.Ramm's result 4] to hold is given.
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=37F46C35E03B4B86&jid=0CD45CC5E994895A7F41A783D4235EC2&aid=06D24C0F9B84F65C489689519A30D29F&yid=116CB34717B0B183&vid=708DD6B15D2464E8&iid=38B194292C032A66&sid=334E2BB8B9A55ABB&eid=CEC789B3C68C3BB3&journal_id=1000-0577&journal_name=系统科学与数学&referenced_num=0&reference_num=0