An Extremal Problem in Probability Theory
Let $\xi _1 ,\xi _2 , \cdots \xi _n $ be independent random variables satisfying the following condition; \[ {\bf M}\xi _k = 0,\quad \left| {\xi _k } \right| \leqq c,\quad 1 \le...
Let $\xi _1 ,\xi _2 , \cdots \xi _n $ be independent random variables satisfying the following condition; \[ {\bf M}\xi _k = 0,\quad \left| {\xi _k } \right| \leqq c,\quad 1 \le...
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