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第三讲:乘法和逆矩阵 用例计算失误 #51

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Arceagle opened this issue Aug 26, 2020 · 1 comment
Open

第三讲:乘法和逆矩阵 用例计算失误 #51

Arceagle opened this issue Aug 26, 2020 · 1 comment

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@Arceagle
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Arceagle commented Aug 26, 2020

您好!在学习过程中发现《第三讲:乘法和逆矩阵》有一处用例计算失误,具体位置在“逆(方阵)”一节第7行,原文如下:

另一种判定方法,如果存在非零向量,使得,则矩阵不可逆。我们来用上面的矩阵为例:

应改为

在此非常感谢您的付出!

@april211
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这一讲最下面的那个方程组感觉也有错。
矩阵后面的列向量应该分别是:(a, c) 和 (b, d)

This was referenced May 19, 2023
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