The distributions of products and ratios of random variables are of interest in many areas of the sciences. In this paper, the exact distributions of the product $|XY|$ and the ratio $|X/Y|$ are derived when $X$ and $Y$ are independent Pearson type VII random variables.
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机译：在科学的许多领域中，乘积的分布和随机变量的比率都是令人关注的。在本文中，当$ X $和$ Y $是独立的Pearson VII型随机变量时，得出乘积$ | XY | $和比率$ | X / Y | $的精确分布。
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