%0 Journal Article
%T Multiple Positive Fixed Points for the Sum Operator of [[alpha]] Concave Operator and [[beta]] Convex Operator and Their Applications<br>[[alpha]]凹算子与[[beta]]凸算子之和的多重不动点及其应用
%A Zhao Zengqin
%A <br>赵增勤
%J 系统科学与数学
%D 2007
%I 
%X In this paper, we consider the existence of multiple positive fixed points for some nonlinear operators, in particular, the sum of alpha]] concove operators and beta]] convex operators. Then we apply the result to the singular superlinear second order boundary value problems.
%K Cone
%K [[alpha]] concove operator
%K [[beta]] convex operator
%K positive fixed point
%K singular boundary value problem<br>锥
%K α凹算子
%K β凸算子
%K 正不动点
%K 奇异边值问题
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=37F46C35E03B4B86&jid=0CD45CC5E994895A7F41A783D4235EC2&aid=43C021FD5A639370&yid=A732AF04DDA03BB3&vid=DB817633AA4F79B9&iid=0B39A22176CE99FB&sid=6425DAE0271BB751&eid=DD74772618543076&journal_id=1000-0577&journal_name=系统科学与数学&referenced_num=0&reference_num=14