重访 Sharkovsky 定理的简单证明
动力系统
2015-04-13 v9
摘要
基于多种策略和一个新的广义倍化算子,我们获得了著名的 Sharkovsky 周期共存定理的几个简单证明。我们还给出了一个简单的无向图证明(见第 3 节),该方法特别适用于在引入介值定理之后的微积分课程。
引用
@article{arxiv.0711.3892,
title = {A Simple Proof of Sharkovsky's Theorem Rerevisited},
author = {Bau-Sen Du},
journal= {arXiv preprint arXiv:0711.3892},
year = {2015}
}
备注
28 pages, 5 figures, In this revision, we replace a detailed proof of (a), (b) and (c) in section 3 and a detailed proof of Sharkovsky's theorem in section 11. arXiv admin note: substantial text overlap with arXiv:math/0703592