I want to create a line inside an array (for a matrix), among which what I have created is as shown below. (I used \usepackage{hhline}
and \usepackage{arydshln}
)
\[\small{\left [\begin{array}{cc|c}
1 & 2 & 3\\ \hhline{-|-|~}
4 & 6 & 1\\ \hhline{~|~|-}
-1 & -3 & 0
\end{array}\right ]},\quad \small{\left [\begin{array}{c|c|c}
1 & 2 & 3 \\ \hhline{-|~|-}
4 & 6 & 1 \\ \hhline{-|~|-}
-1 &-3 & 0
\end{array} \right ]},\quad \small{\left [\begin{array}{c|c|c}
1 & 2 & 3 \\ \hline
4 & 6 & 1 \\ \hhline{-|~|~}
-1 &-3 & 0
\end{array} \right ]},\quad \]
But I don't know how to create a matrix with separate vertical lines as shown below. How to create vertical lines in arrays (in math mode \[...\]
)?
\small
in math (and it does not have a{...
argument