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--- pow:problem6s21 [2021/05/10 02:22] – created mazur
+++ pow:problem6s21 [2021/05/11 06:45] (current) – mazur
@@ Line 1: / Line 1: @@
+<box 80% round orange| Problem 6 (due Monday, May 10)>
+Let $A$ and $B$ be square matrices of the same size such that $A^{2020}=I=B^{2020}$
+and $AB=-BA$. Prove that $I+A+B$ is invertible.
+(Here $I$ is the identity matrix).
+</box>
+No solutions were submitted. For a detailed solution see the following link {{:pow:2021sproblem6.pdf|Solution}}.