MATLAB能计算全面极限吗?比如怎么计算 lim[xy^2/(x^2+y^2)],(x,y)->(0,0)
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![MATLAB能计算全面极限吗?比如怎么计算 lim[xy^2/(x^2+y^2)],(x,y)->(0,0)](/uploads/image/z/6796032-24-2.jpg?t=MATLAB%E8%83%BD%E8%AE%A1%E7%AE%97%E5%85%A8%E9%9D%A2%E6%9E%81%E9%99%90%E5%90%97%3F%E6%AF%94%E5%A6%82%E6%80%8E%E4%B9%88%E8%AE%A1%E7%AE%97+lim%5Bxy%5E2%2F%28x%5E2%2By%5E2%29%5D%2C%28x%2Cy%29-%3E%280%2C0%29)
MATLAB能计算全面极限吗?比如怎么计算 lim[xy^2/(x^2+y^2)],(x,y)->(0,0)
MATLAB能计算全面极限吗?
比如怎么计算 lim[xy^2/(x^2+y^2)],(x,y)->(0,0)
MATLAB能计算全面极限吗?比如怎么计算 lim[xy^2/(x^2+y^2)],(x,y)->(0,0)
>> syms x y f
>> f=(x.*y^2)/(x^2+y^2);
>> limit(limit(f,x,0),y,0)
ans =
0
其实就是多套一次公式而已!