05 2020 档案

摘要：syms x y = x^2+2*x+1 simplify(y) syms x y = (x+1)^2+(x-3)^3+(2*x-1/2)^2 expand(y) 绘制函数图像：如果想标注相交点可以：阅读全文

posted @ 2020-05-13 14:07 raiuny 阅读(9175) 评论(0) 推荐(0)

摘要：digraph action { node [shape = record,height=.1]; node0 [label = "<head> head|<body> body|<foot> foot", height=.5] node2 [shape = box label="mind"] no 阅读全文