论文标题
笛卡尔圈定理的更直接证明
An even more straightforward proof of Descartes's circle theorem
论文作者
论文摘要
这个证明是如何忽略了181年的?我们使用Cayley-Menger的决定因素简单地证明了Descartes的Circle定理。
How was this proof overlooked for 181 years? We give a simple proof of Descartes's circle theorem using Cayley-Menger determinants.