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arXiv 2005.05461math.GTmath.DS
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三角形映射的几何与代数

Geometry and Algebra of the Deltoid Map

Joshua P. Bowman

摘要:

三角形曲线的几何形状产生$\mathbb{C}^2$的自映射,其在坐标中由$f(x,y) = (y^2 - 2x, x^2 - 2y)$表示。这是将切比雪夫多项式推广到多个变量的映射族中的一个。我们用这个例子来说明复杂动力学中的两个重要对象:朱利亚集和迭代单值群。

英文摘要:

The geometry of the deltoid curve gives rise to a self-map of $\mathbb{C}^2$ that is expressed in coordinates by $f(x,y) = (y^2 - 2x, x^2 - 2y)$. This is one in a family of maps that generalize Chebyshev polynomials to several variables. We use this example to illustrate two important objects in complex dynamics: the Julia set and the iterated monodromy group.

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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