Defactoring: Difference between revisions
Cmloegcmluin (talk | contribs) |
Cmloegcmluin (talk | contribs) →inversion by hand: add color |
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<math>\left[ \begin{array} {l} \begin{array} {rrr} | <math>\left[ \begin{array} {l} \begin{array} {rrr} | ||
1 & 0 & 2 \\ | \color{blue}1 & \color{blue}0 & \color{blue}2 \\ | ||
0 & 1 & 0 \\ | 0 & 1 & 0 \\ | ||
0 & -2 & -2 \\ | \color{red}0 & \color{red}-2 & \color{red}-2 \\ | ||
\end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | \end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | ||
0 & 1 & 0 \\ | \color{blue}0 & \color{blue}1 & \color{blue}0 \\ | ||
0 & 0 & 1 \\ | 0 & 0 & 1 \\ | ||
1 & -3 & 0 \\ | \color{red}1 & \color{red}-3 & \color{red}0 \\ | ||
\end{array} \end{array} \right]</math> | \end{array} \end{array} \right]</math> | ||
| Line 533: | Line 533: | ||
<math>\left[ \begin{array} {l} \begin{array} {rrr} | <math>\left[ \begin{array} {l} \begin{array} {rrr} | ||
1 & 0 & 2 \\ | 1 & 0 & 2 \\ | ||
0 & 1 & 0 \\ | \color{blue}0 & \color{blue}1 & \color{blue}0 \\ | ||
0 & 0 & -2 \\ | \color{red}0 & \color{red}0 & \color{red}-2 \\ | ||
\end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | \end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | ||
0 & 1 & 0 \\ | 0 & 1 & 0 \\ | ||
0 & 0 & 1 \\ | \color{blue}0 & \color{blue}0 & \color{blue}1 \\ | ||
1 & -3 & 2 \\ | \color{red}1 & \color{red}-3 & \color{red}2 \\ | ||
\end{array} \end{array} \right]</math> | \end{array} \end{array} \right]</math> | ||
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<math>\left[ \begin{array} {l} \begin{array} {rrr} | <math>\left[ \begin{array} {l} \begin{array} {rrr} | ||
1 & 0 & 0 \\ | \color{red}1 & \color{red}0 & \color{red}0 \\ | ||
0 & 1 & 0 \\ | 0 & 1 & 0 \\ | ||
0 & 0 & -2 \\ | \color{blue}0 & \color{blue}0 & \color{blue}-2 \\ | ||
\end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | \end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | ||
1 & -2 & 2 \\ | \color{red}1 & \color{red}-2 & \color{red}2 \\ | ||
0 & 0 & 1 \\ | 0 & 0 & 1 \\ | ||
1 & -3 & 2 \\ | \color{blue}1 & \color{blue}-3 & \color{blue}2 \\ | ||
\end{array} \end{array} \right]</math> | \end{array} \end{array} \right]</math> | ||
| Line 558: | Line 558: | ||
1 & 0 & 0 \\ | 1 & 0 & 0 \\ | ||
0 & 1 & 0 \\ | 0 & 1 & 0 \\ | ||
0 & 0 & 1 \\ | \color{red}0 & \color{red}0 & \color{red}1 \\ | ||
\end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | \end{array} & \rule[-7.5mm]{0.375mm}{18mm} & \begin{array} {r} | ||
1 & -2 & 2 \\ | 1 & -2 & 2 \\ | ||
0 & 0 & 1 \\ | 0 & 0 & 1 \\ | ||
-\frac12 & \frac32 & -1 \\ | \color{red}-\frac12 & \color{red}\frac32 & \color{red}-1 \\ | ||
\end{array} \end{array} \right]</math> | \end{array} \end{array} \right]</math> | ||