So, here's version two of my plot where I've added the contour plot of a function, xy on top of the vector field.

这是第二张函数图,我在上面添加了函数xy的轮廓，放在了向量场上面。

youdao

So, here's version two of my plot where I've added the contour plot of a function, xy on top of the vector field.

这是第二张函数图,我在上面添加了函数xy的轮廓，放在了向量场上面。

youdao