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Ri-Li
  • Member for 8 years, 11 months
  • Last seen more than a month ago
  • St. Louis, MO, USA
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I am a masters student in math.

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What are the fixed points of $\alpha^n-\mu_j$ for a fixed $j$?
Jun 29, 2016
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What are all the possibilities of $A$ s.t. $\det(A)=k$?
Nov 6, 2019
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25
Prove that $\operatorname{SL}(n,\Bbb R)$ is connected.
20
How to prove that factors of homogeneous polynomial are homogeneous?
13
Prove $(\mathfrak M^{-1})_S=(\mathfrak M_S)^{-1}$ and $(\mathfrak M \mathfrak N)^{-1}=\mathfrak M^{-1} \mathfrak N^{-1}$
12
$T$ be linear operator on $V$ by $T(B)=AB-BA$. Prove that if A is a nilpotent matrix, then $T$ is a nilpotent operator.
12
Check whether $f \mapsto f+ \frac{df}{dx}$ is injective or surjective