Rare card

Companion matrix

Value

50 W

Attack

254

Defence

203

Players

0

In linear algebra, the Frobenius companion matrix of the monic polynomial p ( x ) = c 0 + c 1 x + ⋯ + c n − 1 x n − 1 + x n {\displaystyle p(x)=c_{0}+c_{1}x+\cdots +c_{n-1}x^{n-1}+x^{n}} is the square matrix defined

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