Svar till övning 17.16
SamverkanLinalgLIU
(Skillnad mellan versioner)
(Ny sida: <math>\frac{1}{4}\left(\begin{array}{rrrr}3&{-1}&{-1}&{-1}\\{-1}&3&{-1}&{-1}\\{-1}&{-1}&3&{-1}\\{-1}&{-1}&{-1}&3\end{array}\right).</math>) |
(Ny sida: <math>\frac{1}{4}\left(\begin{array}{rrrr}3&{-1}&{-1}&{-1}\\{-1}&3&{-1}&{-1}\\{-1}&{-1}&3&{-1}\\{-1}&{-1}&{-1}&3\end{array}\right).</math>) |
Nuvarande version
\displaystyle \frac{1}{4}\left(\begin{array}{rrrr}3&{-1}&{-1}&{-1}\\{-1}&3&{-1}&{-1}\\{-1}&{-1}&3&{-1}\\{-1}&{-1}&{-1}&3\end{array}\right).