初中时意外发现数学课本上有这么一个好玩的图
大概就是把两条相等线段A、B分为10个小段并在点上标序号,A线段1点连B线段9点,2点连8点,依次类推。
假设有这么一个框架图
按照第一张图的方式进一步绘图
完整的tex文件代码如下:
\documentclass{article} \usepackage{tikz} \usepackage{geometry} \pagestyle{empty} \geometry{a4paper,left = 0.1cm, right = 0.1cm, top = 4cm, bottom = 2.5cm} \begin{document} %----------------框架---------------- \begin{center} \begin{tikzpicture} \draw[->](0,0)--(10.5,0);%坐标横线 \draw[->](0,0)--(0,10.5);%坐标纵线 \foreach\x in{1,...,10} { \draw(\x ,0.1cm)--(\x ,-0.1cm)node[anchor=north] {$\x$};%anchor表示方位 \draw(0.1cm,\x)--(-0.1cm,\x)node[anchor=east] {$\x$};%anchor表示方位 \draw(0,\x)--(10-\x,0); } \end{tikzpicture} \end{center}\par %----------------万花图框架---------------- \begin{center} \begin{tikzpicture}[scale=0.6] \draw(-10,0)--(10,0);%坐标横线 \draw(0,-10)--(0,10);%坐标纵线 \draw(-7.07,-7.07)--(7.07,7.07);%正斜 \draw(7.07,-7.07)--(-7.07,7.07);%反斜 %外圈框架 \draw(0,10)--(7.07,10+7.07); \draw(7.07,7.07)--(10+7.07,7.07); \draw(10,0)--(10+7.07,-7.07); \draw(7.07,-7.07)--(7.07,-10-7.07); \draw(0,-10)--(-7.07,-10-7.07); \draw(-7.07,-7.07)--(-10-7.07,-7.07); \draw(-10,0)--(-10-7.07,7.07); \draw(-7.07,7.07)--(-7.07,7.07+10); \end{tikzpicture} \end{center}\par %----------------万花图---------------- \begin{center} \begin{tikzpicture}[scale=0.6] \draw(-10,0)--(10,0);%坐标横线 \draw(0,-10)--(0,10);%坐标纵线 \draw(-7.07,-7.07)--(7.07,7.07);%正斜 \draw(7.07,-7.07)--(-7.07,7.07);%反斜 %外圈框架 \draw(0,10)--(7.07,10+7.07); \draw(7.07,7.07)--(10+7.07,7.07); \draw(10,0)--(10+7.07,-7.07); \draw(7.07,-7.07)--(7.07,-10-7.07); \draw(0,-10)--(-7.07,-10-7.07); \draw(-7.07,-7.07)--(-10-7.07,-7.07); \draw(-10,0)--(-10-7.07,7.07); \draw(-7.07,7.07)--(-7.07,7.07+10); \foreach\x in{1,...,9} { %内圈 \draw(0,\x)--(7.07-\x/1.41,7.07-\x/1.41); \draw(\x,0)--(7.07-\x/1.41,7.07-\x/1.41); \draw(0,-\x)--(7.07-\x/1.41,-7.07+\x/1.41); \draw(\x,0)--(7.07-\x/1.41,-7.07+\x/1.41); \draw(0,-\x)--(-7.07+\x/1.41,-7.07+\x/1.41); \draw(-\x,0)--(-7.07+\x/1.41,-7.07+\x/1.41); \draw(0,\x)--(-7.07+\x/1.41,7.07-\x/1.41); \draw(-\x,0)--(-7.07+\x/1.41,7.07-\x/1.41); %外圈 \draw(0,\x)--(\x/1.41,10+\x/1.41); \draw(\x/1.41,\x/1.41)--(7.07+\x,7.07); \draw(\x,0)--(10+\x/1.41,-\x/1.41); \draw(\x/1.41,-\x/1.41)--(7.07,-7.07-\x); \draw(0,-\x)--(-\x/1.41,-10-\x/1.41); \draw(-\x/1.41,-\x/1.41)--(-7.07-\x,-7.07); \draw(-\x,0)--(-10-\x/1.41,\x/1.41); \draw(-\x/1.41,\x/1.41)--(-7.07,7.07+\x); } \end{tikzpicture} \end{center}\par \end{document}