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arXiv 2408.01741math.FA
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${\mathbb R}^2$ 中齐次多项式的几何

Geometry of homogeneous polynomials in ${\mathbb R}^2$

Domingo García, Mingu Jung, Manuel Maestre, Gustavo A. Muñoz-Fernández, Juan B. Seoane-Sepúlveda

AI总结:

本文研究 $\mathbb{R}^2$ 上齐次多项式 Banach 空间的单位球几何,完整刻画单位球面与极点、给出范数显式公式,并解决若干历史开放问题。

摘要:

本工作对 $\mathbb{R}^2$ 中某些齐次多项式 Banach 空间单位球面的几何进行了彻底而详细的研究。具体而言,我们完整描述了单位球面,识别了单位球的极点,推导了相应多项式范数的显式公式,并描述了解决这些问题所需的技术。为增强本工作的全面性,我们以适当的图表和图形补充结果及其证明。这里提出的新结果解决了过去提出的一些开放问题。为保证本工作的完整性,我们简要讨论了先前已知的结果,并给出了研究方向以及我们结果的应用。

英文摘要:

This work is a thorough and detailed study on the geometry of the unit sphere of certain Banach spaces of homogeneous polynomials in ${\mathbb{R}}^2$. Specifically, we provide a complete description of the unit spheres, identify the extreme points of the unit balls, derive explicit formulas for the corresponding polynomial norms, and describe the techniques required to tackle these questions. To enhance the comprehensiveness of this work, we complement the results and their proofs with suitable diagrams and figures. The new results presented here settle some open questions posed in the past. For the sake of completeness of this work, we briefly discuss previous known results and provide directions of research and applications of our results.

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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