关于一个不等式问题的证明

A Study on an Inequality

利用极限思想和极坐标方法 ,解决了Z .Sasv ri(Am .Math .Monthly,1997,10 4(7) :6 6 5 .)

WT5”BZ]In this paper, an open problem appeared in Sasvri's papers (Am. Math. Monthly,1997,104(7):665.) is answered by using limitation, polar coordination, integration and series.[WT5”HZ]