promise朋友,不好意思我把命令行写错了,请试用这组数据:
xj = [ .25 0 -1 1.5 1 1.5 4 4 6 5 3.5 2.5 3.5 5 5.5 3.5 3.5 1.25 1 2 .5 -1 -.25 .25]'
y = [0 .25 0 -1 1.5 1 1.5 4 4 6 5 3.5 2.5 3.5 5 5.5 3.5 3.5 1.25 1 2 .5 -1 -.25 .25 0]'
然后draw(xj,y)即可。它应该画出这样一个图案:
[upload=jpg]Upload/200411221702068235.jpg[/upload]