平面向量场的图形表现 用matlab实现微分方程:y'=0.5xy y(0)=y0.确定一个平面向量场,初值条件确定向量场中一条曲线.初值大于零时曲线单增;初值小于零时曲线单减.利用quiver(x,y,px,py)绘下图图我上
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![平面向量场的图形表现 用matlab实现微分方程:y'=0.5xy y(0)=y0.确定一个平面向量场,初值条件确定向量场中一条曲线.初值大于零时曲线单增;初值小于零时曲线单减.利用quiver(x,y,px,py)绘下图图我上](/uploads/image/z/5170310-62-0.jpg?t=%E5%B9%B3%E9%9D%A2%E5%90%91%E9%87%8F%E5%9C%BA%E7%9A%84%E5%9B%BE%E5%BD%A2%E8%A1%A8%E7%8E%B0+%E7%94%A8matlab%E5%AE%9E%E7%8E%B0%E5%BE%AE%E5%88%86%E6%96%B9%E7%A8%8B%3Ay%27%3D0.5xy+y%280%29%3Dy0.%E7%A1%AE%E5%AE%9A%E4%B8%80%E4%B8%AA%E5%B9%B3%E9%9D%A2%E5%90%91%E9%87%8F%E5%9C%BA%2C%E5%88%9D%E5%80%BC%E6%9D%A1%E4%BB%B6%E7%A1%AE%E5%AE%9A%E5%90%91%E9%87%8F%E5%9C%BA%E4%B8%AD%E4%B8%80%E6%9D%A1%E6%9B%B2%E7%BA%BF.%E5%88%9D%E5%80%BC%E5%A4%A7%E4%BA%8E%E9%9B%B6%E6%97%B6%E6%9B%B2%E7%BA%BF%E5%8D%95%E5%A2%9E%3B%E5%88%9D%E5%80%BC%E5%B0%8F%E4%BA%8E%E9%9B%B6%E6%97%B6%E6%9B%B2%E7%BA%BF%E5%8D%95%E5%87%8F.%E5%88%A9%E7%94%A8quiver%28x%2Cy%2Cpx%2Cpy%29%E7%BB%98%E4%B8%8B%E5%9B%BE%E5%9B%BE%E6%88%91%E4%B8%8A)
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