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Discrete Arzelà-Ascoli Theorem on the Half Line and Its Application

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【作者】 LU YAN-QINGMA RU-YUN

【Author】 LU YAN-QING;MA RU-YUN;Department of Mathematics, Northwest Normal University;

【机构】 Department of Mathematics, Northwest Normal University

【摘要】 The compactness criterion in l_◇={x(·)∈l~∞(0,∞))|lim t→∞ x(t)=x(∞)} is given and as an application,we study the existence of positive solutions of second order boundary value problems of difference equation on the half line by the fixedpoint theorem in cones.

【基金】 The NSF(11626188,11671322)of China;Gansu Provincial NSF(1606RJYA232)of China and NWNU-LKQN-15-16
  • 【DOI】10.13447/j.1674-5647.2018.03.04
  • 【分类号】O177
  • 【下载频次】6
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