ex1.sheet

graph是一款linux/unix下绘制数据曲线图形的程序

<?xml version="1.0" encoding="UTF-8"?>
<sheet xmin="-1" xmax="5" ymin="-2" ymax="2">
  <graph equation="-sin(pow(x,cos(x)))-cos(pow(x,tg(x)))" xmin="-4" xmax="4" step="0.1" style="m" draw-method="0" show="1"/>
  <graph equation="-sin(pow(x,cos(x)))" xmin="-4" xmax="4" step="0.1" style="e" draw-method="2" show="1"/>
  <graph equation="-cos(pow(x,tg(x)))" xmin="-4" xmax="4" step="0.1" style="p" draw-method="2" show="1"/>
</sheet>