Exercise 2.3.10

Answers

E_{13} = [\begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 0 \\ 0 & 0 & 1 \end{matrix}]; [\begin{matrix} 1 & 0 & 1 \\ 0 & 1 & 0 \\ 1 & 0 & 1 \end{matrix}]; E_{31} E_{13} = [\begin{matrix} 2 & 0 & 1 \\ 0 & 1 & 0 \\ 1 & 0 & 1 \end{matrix}] .

Test on the identity matrix!

mathchakra

2021-11-20 15:15