<<< native
[ EArray
    [ AlignLeft , AlignLeft ]
    [ [ [ EText TextMonospace "textrm" ]
      , [ EText TextNormal "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mathrm" ]
      , [ EStyled
            TextNormal
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathup" ]
      , [ EStyled
            TextNormal
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "text" ]
      , [ EText TextNormal "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mbox" ]
      , [ EText TextNormal "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mathbf" ]
      , [ EStyled
            TextBold
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfup" ]
      , [ EStyled
            TextBold
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "textbf" ]
      , [ EText TextBold "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mathit" ]
      , [ EStyled
            TextItalic
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "textit" ]
      , [ EText TextItalic "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mathtt" ]
      , [ EStyled
            TextMonospace
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "texttt" ]
      , [ EText TextMonospace "ABCabc" ]
      ]
    , [ [ EText TextMonospace "mathsf" ]
      , [ EStyled
            TextSansSerif
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathsfup" ]
      , [ EStyled
            TextSansSerif
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbb" ]
      , [ EStyled
            TextDoubleStruck
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathcal" ]
      , [ EStyled
            TextScript
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathscr" ]
      , [ EStyled
            TextScript
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathfrak" ]
      , [ EStyled
            TextFraktur
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfit" ]
      , [ EStyled
            TextBoldItalic
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfsfup" ]
      , [ EStyled
            TextSansSerifBold
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfsfit" ]
      , [ EStyled
            TextSansSerifBoldItalic
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfscr" ]
      , [ EStyled
            TextBoldScript
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbffrak" ]
      , [ EStyled
            TextBoldFraktur
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathbfcal" ]
      , [ EStyled
            TextBoldScript
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    , [ [ EText TextMonospace "mathsfit" ]
      , [ EStyled
            TextSansSerifItalic
            [ EIdentifier "A"
            , EIdentifier "B"
            , EIdentifier "C"
            , EIdentifier "a"
            , EIdentifier "b"
            , EIdentifier "c"
            ]
        ]
      ]
    ]
]
>>> eqn
matrix{
lcol{ "textrm" above "mathrm" above "mathup" above "text" above "mbox" above "mathbf" above "mathbfup" above "textbf" above "mathit" above "textit" above "mathtt" above "texttt" above "mathsf" above "mathsfup" above "mathbb" above "mathcal" above "mathscr" above "mathfrak" above "mathbfit" above "mathbfsfup" above "mathbfsfit" above "mathbfscr" above "mathbffrak" above "mathbfcal" above "mathsfit" }
lcol{ {roman "ABCabc"} above {roman {A B C a b c}} above {roman {A B C a b c}} above {roman "ABCabc"} above {roman "ABCabc"} above {bold {A B C a b c}} above {bold {A B C a b c}} above {bold "ABCabc"} above {italic {A B C a b c}} above "ABCabc" above {{A B C a b c}} above "ABCabc" above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {bold italic {A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} above {{A B C a b c}} }
}