矩阵特征值和椭圆长短轴的关系?
https://www.zhihu.com/question/47033644
desmos and welform
https://www.desmos.com/calculator
http://www.wolframalpha.com/input/
矩阵特征值和椭圆长短轴的关系?
https://www.zhihu.com/question/47033644
desmos and welform
https://www.desmos.com/calculator
http://www.wolframalpha.com/input/
本文标题:平成26线性代数 椭圆与对称矩阵与对角化
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