The Minimal Dilatation of a Genus-Two Surface
The Minimal Dilatation of a Genus-Two Surface
复制标题
属二曲面的最小膨胀
作者：
Jin;J. Ham
我们证明了闭定向亏格2曲面的伪Anosov同胚的最小伸缩量等于x4-x3-x2- x + 1的最大根，约为1.72208。
We show that the minimal dilatation of pseudo-Anosov homeomorphisms of a closed oriented genus-two surface is equal to the largest root of x 4 – x 3 – x 2 – x + 1, which is approximately 1.72208.