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arXiv 2012.07258math.FA
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任何多指标序列都有一个插值测度

Any multi-index sequence has an interpolating measure

Hayoung Choi, Seonguk Yoo

摘要:

R. P. Boas证明了实数的任何单索引序列$\left\{ β_i \right\}_{i=0}^\infty$都可以表示为$β_i =\int_0^\infty x^i \, dμ$($i=0,1,2,\ldots$),其中$μ$是一个带号测度。正如鲍亚士所说,他的观察似乎是相当出乎意料的;然而,甚至可以将结果扩展到任何实数的多指标序列。此外,我们还可以证明任何多指标有限序列都有相似类型的测度。

英文摘要:

R. P. Boas showed that any single-index sequence $\left\{ β_i \right\}_{i=0}^\infty$ of real numbers can be represented as $β_i =\int_0^\infty x^i \, dμ$ ($i=0,1,2,\ldots$), where $μ$ is a signed measure. As Boas said his observation seemed to be quite unexpected; however, it is even possible to extend the result to any multi-index sequence of real numbers. In addition, we can also prove that any multi-index finite sequence admits a measure of a similar type.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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