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1.
In the “lost notebook”, Ramanujan recorded infinite product expansions for
$\frac{1}
{{\sqrt r }} - \left( {\frac{{1 - \sqrt 5 }}
{2}} \right)\sqrt r and \frac{1}
{{\sqrt r }} - \left( {\frac{{1 + \sqrt 5 }}
{2}} \right)\sqrt r ,$\frac{1}
{{\sqrt r }} - \left( {\frac{{1 - \sqrt 5 }}
{2}} \right)\sqrt r and \frac{1}
{{\sqrt r }} - \left( {\frac{{1 + \sqrt 5 }}
{2}} \right)\sqrt r , 相似文献
2.
Let u = (u
n
) be a sequence of real numbers whose generator sequence is Cesàro summable to a finite number. We prove that (u
n
) is slowly oscillating if the sequence of Cesàro means of (ω
n
(m−1)(u)) is increasing and the following two conditions are hold:
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