mtableAlines2.test

<<< native
[ EArray
    [ AlignCenter , AlignCenter , AlignCenter ]
    [ [ [ EIdentifier "a" ]
      , [ EIdentifier "b" ]
      , [ EIdentifier "c" ]
      ]
    , [ [ EIdentifier "x" ]
      , [ EIdentifier "y" ]
      , [ EIdentifier "z" ]
      ]
    , [ [ ENumber "1" ] , [ ENumber "2" ] , [ ENumber "3" ] ]
    ]
]
>>> tex
\begin{matrix}
a & b & c \\
x & y & z \\
1 & 2 & 3
\end{matrix}