论文标题

刻有约旦曲线的多边形

Polygons inscribed in Jordan curves with prescribed edge ratios

论文作者

Xu, Yaping, Zhou, Ze

论文摘要

让$ j $为$ \ mathbb r^{k} $ $(k \ geq2)$中的简单封闭曲线,与j $中的$ a_0 \ in non-Zero derivative可区分。对于积极元素的元组,$ a_1,\ cdots,a_n $ $(n \ geq3)$,每个$都比其他总和少,我们表明存在一个polygon $ q_n $,in $ j $ in $ j $,与$(a_1,\ cdots,a_n)$的长度为$ j $。结果,我们证明了与任何给定三角形相似的$ j $中刻有三角形的存在。

Let $J$ be a simple closed curve in $\mathbb R^{k}$ $(k\geq2)$ that is differentiable with non-zero derivative at a point $A_0\in J$. For a tuple of positive reals $a_1,\cdots,a_n$ $(n\geq3)$, each of which is less than the sum of the others, we show that there exists a polygon $Q_n$ inscribed in $J$ with sides of lengths proportional to $(a_1,\cdots,a_n)$. As a consequence, we prove the existence of triangle inscribed in $J$ similar to any given triangle.

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