[微積] 反對稱矩陣(Skew-symmetric matrix)行列式性質
T
A = -A , A 是 n*n 的方陣
n
從哪裡可以推得 det(A) = (-1) det(A)
n = odd , det(A) = 0
T
似乎不能只從 A = -A 推出來@@
有請高手解惑...
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