THE GEOMETRIC CONVEXITY OF A FUNCTION INVOLVING GAMMA FUNCTION WITH APPLICATIONS

被引：7
作者：
Chu, Yuming [1 ]
Zhang, Xiaoming [2 ]
Zhang, Zhihua [3 ]
机构：
[1] Huzhou Teachers Coll, Dept Math, Huzhou 313000, Peoples R China
[2] Haining Radio & Tv Univ, Haining 314400, Peoples R China
[3] Zixing Municipal Sch, Zixing 423400, Peoples R China
来源：
COMMUNICATIONS OF THE KOREAN MATHEMATICAL SOCIETY | 2010年 / 25卷 / 03期
关键词：
gamma function; geometrically convex function; geometrically concave function; monotonicity;
D O I：
10.4134/CKMS.2010.25.3.373
中图分类号：
O1 [数学];
学科分类号：
0701 ; 070101 ;
摘要：
In this paper, we prove that (sic) is geometrically convex on (0, infinity). As its applications, we obtain some new estimates for (sic).
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页码：373 / 383
页数：11
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