<<< native
[ EArray
    [ AlignCenter , AlignCenter , AlignCenter , AlignCenter ]
    [ [ []
      , [ EText TextNormal "27C" ]
      , [ EText TextNormal "27D" ]
      , [ EText TextNormal "27E" ]
      ]
    , [ [ EText TextNormal "0" ]
      , [ ESymbol Ord "\10176" ]
      , [ ESymbol Ord "\10192" ]
      , [ ESymbol Bin "\10208" ]
      ]
    , [ [ EText TextNormal "1" ]
      , [ ESymbol Ord "\10177" ]
      , [ ESymbol Bin "\10193" ]
      , [ ESymbol Bin "\10209" ]
      ]
    , [ [ EText TextNormal "2" ]
      , [ ESymbol Rel "\10178" ]
      , [ ESymbol Rel "\10194" ]
      , [ ESymbol Bin "\10210" ]
      ]
    , [ [ EText TextNormal "3" ]
      , [ ESymbol Ord "\10179" ]
      , [ ESymbol Rel "\10195" ]
      , [ ESymbol Bin "\10211" ]
      ]
    , [ [ EText TextNormal "4" ]
      , [ ESymbol Ord "\10180" ]
      , [ ESymbol Rel "\10196" ]
      , [ ESymbol Bin "\10212" ]
      ]
    , [ [ EText TextNormal "5" ]
      , [ ESymbol Open "\10181" ]
      , [ ESymbol Op "\10197" ]
      , [ ESymbol Bin "\10213" ]
      ]
    , [ [ EText TextNormal "6" ]
      , [ ESymbol Close "\10182" ]
      , [ ESymbol Op "\10198" ]
      , [ ESymbol Open "\10214" ]
      ]
    , [ [ EText TextNormal "7" ]
      , [ ESymbol Bin "\10183" ]
      , [ ESymbol Op "\10199" ]
      , [ ESymbol Close "\10215" ]
      ]
    , [ [ EText TextNormal "8" ]
      , [ ESymbol Rel "\10184" ]
      , [ ESymbol Op "\10200" ]
      , [ ESymbol Open "\10216" ]
      ]
    , [ [ EText TextNormal "9" ]
      , [ ESymbol Rel "\10185" ]
      , [ ESymbol Op "\10201" ]
      , [ ESymbol Close "\10217" ]
      ]
    , [ [ EText TextNormal "A" ]
      , [ ESymbol Ord "\10186" ]
      , [ ESymbol Rel "\10202" ]
      , [ ESymbol Open "\10218" ]
      ]
    , [ [ EText TextNormal "B" ]
      , [ ESymbol Ord "@" ]
      , [ ESymbol Rel "\10203" ]
      , [ ESymbol Close "\10219" ]
      ]
    , [ [ EText TextNormal "C" ]
      , [ ESymbol Open "\10188" ]
      , [ ESymbol Rel "\10204" ]
      , [ ESymbol Open "\10220" ]
      ]
    , [ [ EText TextNormal "D" ]
      , [ ESymbol Ord "@" ]
      , [ ESymbol Rel "\10205" ]
      , [ ESymbol Close "\10221" ]
      ]
    , [ [ EText TextNormal "E" ]
      , [ ESymbol Ord "@" ]
      , [ ESymbol Rel "\10206" ]
      , [ ESymbol Open "\10222" ]
      ]
    , [ [ EText TextNormal "F" ]
      , [ ESymbol Ord "@" ]
      , [ ESymbol Rel "\10207" ]
      , [ ESymbol Close "\10223" ]
      ]
    ]
]
>>> tex
\begin{matrix}
 & \text{27C} & \text{27D} & \text{27E} \\
\text{0} & ⟀ & ⟐ & ⟠ \\
\text{1} & ⟁ & ⟑ & ⟡ \\
\text{2} & \perp & ⟒ & ⟢ \\
\text{3} & ⟃ & ⟓ & ⟣ \\
\text{4} & ⟄ & ⟔ & ⟤ \\
\text{5} & ⟅ & ⟕ & ⟥ \\
\text{6} & ⟆ & ⟖ & ⟦ \\
\text{7} & ⟇ & ⟗ & ⟧ \\
\text{8} & ⟈ & ⟘ & \langle \\
\text{9} & ⟉ & ⟙ & \rangle \\
\text{A} & ⟊ & ⟚ & ⟪ \\
\text{B} & @ & ⟛ & ⟫ \\
\text{C} & ⟌ & ⟜ & ⟬ \\
\text{D} & @ & ⟝ & ⟭ \\
\text{E} & @ & ⟞ & \lgroup \\
\text{F} & @ & ⟟ & \rgroup
\end{matrix}