<<< native
[ EStyled
    TextMonospace
    [ EArray
        [ AlignLeft ]
        [ [ [ EText TextNormal "0123456789" ] ]
        , [ [ EText TextNormal "ABCDEFGHIJKLMNOPQRSTUVWXYZ" ] ]
        , [ [ EText TextNormal "abcdefghijklmnopqrstuvwxyz" ] ]
        ]
    ]
]
>>> eqn
{matrix{
lcol{ {roman "0123456789"} above {roman "ABCDEFGHIJKLMNOPQRSTUVWXYZ"} above {roman "abcdefghijklmnopqrstuvwxyz"} }
}}