<<< native
[ EArray
    [ AlignCenter , AlignCenter ]
    [ [ [ EText TextNormal "Quadratic Equation" ]
      , [ EGrouped
            [ EIdentifier "x"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESymbol Bin "-"
                   , EIdentifier "b"
                   , ESymbol Bin "\177"
                   , ESqrt
                       (EGrouped
                          [ ESubsup (EIdentifier "b") (EGrouped []) (ENumber "2")
                          , ESymbol Bin "-"
                          , ENumber "4"
                          , EIdentifier "a"
                          , EIdentifier "c"
                          ])
                   ])
                (EGrouped [ ENumber "2" , EIdentifier "a" ])
            ]
        ]
      ]
    , [ [ EText TextNormal "DisplayQuadratic Equation" ]
      , [ EGrouped
            [ EIdentifier "x"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESymbol Bin "-"
                   , EIdentifier "b"
                   , ESymbol Bin "\177"
                   , ESqrt
                       (EGrouped
                          [ ESubsup (EIdentifier "b") (EGrouped []) (ENumber "2")
                          , ESymbol Bin "-"
                          , ENumber "4"
                          , EIdentifier "a"
                          , EIdentifier "c"
                          ])
                   ])
                (EGrouped [ ENumber "2" , EIdentifier "a" ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Rational Function" ]
      , [ EGrouped
            [ EIdentifier "f"
            , ESymbol Open "("
            , EIdentifier "x"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "2")
                   ])
                (EGrouped
                   [ ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Rational Function" ]
      , [ EGrouped
            [ EIdentifier "f"
            , ESymbol Open "("
            , EIdentifier "x"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESymbol Open "("
                   , ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "2")
                   , ESymbol Close ")"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   ])
                (EGrouped
                   [ ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Rational Function" ]
      , [ EGrouped
            [ EIdentifier "f"
            , ESymbol Open "("
            , EIdentifier "x"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESymbol Open "("
                   , ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "2")
                   , ESymbol Close ")"
                   , ESymbol Open "("
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   , ESymbol Bin "-"
                   , ENumber "5"
                   , EIdentifier "x"
                   , ESymbol Close ")"
                   ])
                (EGrouped
                   [ ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Parametrize Rational Function" ]
      , [ EGrouped
            [ EIdentifier "f"
            , ESymbol Open "("
            , EIdentifier "x"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESymbol Open "("
                   , ESubsup (EIdentifier "a") (EIdentifier "i") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "2")
                   , ESubsup (ESymbol Close ")") (EGrouped []) (ENumber "5")
                   ])
                (EGrouped
                   [ ENumber "1"
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "3")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Stacked exponents" ]
      , [ EGrouped
            [ EIdentifier "g"
            , ESymbol Open "("
            , EIdentifier "z"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , ESubsup
                (EIdentifier "e")
                (EGrouped [])
                (EGrouped
                   [ ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (EGrouped []) (ENumber "2")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Stacked exponents" ]
      , [ EGrouped
            [ EIdentifier "g"
            , ESymbol Open "("
            , EIdentifier "z"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , ESubsup
                (EIdentifier "e")
                (EGrouped [])
                (EGrouped
                   [ ESymbol Bin "-"
                   , ESymbol Open "("
                   , EIdentifier "z"
                   , ESymbol Bin "-"
                   , EIdentifier "a"
                   , ESubsup (ESymbol Close ")") (EGrouped []) (ENumber "2")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Stacked exponents" ]
      , [ EGrouped
            [ EIdentifier "g"
            , ESymbol Open "("
            , EIdentifier "z"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , ESubsup
                (EIdentifier "e")
                (EGrouped [])
                (EGrouped
                   [ ESymbol Bin "-"
                   , EUnderover
                       False
                       (ESymbol Op "\8721")
                       (EGrouped [ EIdentifier "i" , ESymbol Rel "=" , ENumber "0" ])
                       (EIdentifier "\8734")
                   , ESubsup (EIdentifier "z") (EIdentifier "i") (ENumber "2")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Stacked exponents" ]
      , [ EGrouped
            [ EIdentifier "g"
            , ESymbol Open "("
            , EIdentifier "y"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , ESubsup
                (EIdentifier "e")
                (EGrouped [])
                (EGrouped
                   [ ESymbol Bin "-"
                   , EUnderover
                       False
                       (ESymbol Op "\8721")
                       (EGrouped [ EIdentifier "i" , ESymbol Rel "=" , ENumber "0" ])
                       (EIdentifier "\8734")
                   , ESubsup (EIdentifier "y") (EIdentifier "i") (ENumber "2")
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Stacked exponents" ]
      , [ EGrouped
            [ EIdentifier "g"
            , ESymbol Open "("
            , EIdentifier "z"
            , ESymbol Close ")"
            , ESymbol Rel "="
            , ESubsup
                (EIdentifier "e")
                (EGrouped [])
                (EGrouped
                   [ ESymbol Bin "-"
                   , EUnderover
                       False
                       (ESymbol Op "\8721")
                       (EGrouped [ EIdentifier "i" , ESymbol Rel "=" , ENumber "0" ])
                       (EIdentifier "\8734")
                   , ESubsup
                       (EIdentifier "z")
                       (EGrouped [])
                       (EFraction
                          NormalFrac
                          (ENumber "2")
                          (EGrouped [ EIdentifier "a" , ESymbol Bin "-" , EIdentifier "i" ]))
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Cross Product" ]
      , [ EGrouped
            [ EFraction
                NormalFrac
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                   ])
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                   ])
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                   ])
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                   ])
            ]
        ]
      ]
    , [ [ EText TextNormal "Cross Product" ]
      , [ EGrouped
            [ ESymbol Open "("
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                   ])
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                   ])
            , ESymbol Close ")"
            , ESymbol Open "("
            , EFraction
                NormalFrac
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                   ])
                (EGrouped
                   [ ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                   , ESymbol Bin "-"
                   , ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                   ])
            , ESymbol Close ")"
            ]
        ]
      ]
    , [ [ EText TextNormal "Cross Product" ]
      , [ EGrouped
            [ EDelimited
                "("
                ")"
                [ Right
                    (EFraction
                       NormalFrac
                       (EGrouped
                          [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                          , ESymbol Bin "-"
                          , ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                          ])
                       (EGrouped
                          [ ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                          , ESymbol Bin "-"
                          , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                          ]))
                ]
            , EDelimited
                "("
                ")"
                [ Right
                    (EFraction
                       NormalFrac
                       (EGrouped
                          [ ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
                          , ESymbol Bin "-"
                          , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
                          ])
                       (EGrouped
                          [ ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
                          , ESymbol Bin "-"
                          , ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
                          ]))
                ]
            ]
        ]
      ]
    , [ [ EText TextNormal "Cross Product" ]
      , [ EFraction
            NormalFrac
            (EGrouped
               [ ESymbol Open "("
               , ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
               , ESymbol Bin "-"
               , ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
               , ESymbol Close ")"
               , ESymbol Open "("
               , ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
               , ESymbol Bin "-"
               , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
               , ESymbol Close ")"
               ])
            (EGrouped
               [ ESymbol Open "("
               , ESubsup (EIdentifier "x") (ENumber "1") (EGrouped [])
               , ESymbol Bin "-"
               , ESubsup (EIdentifier "x") (ENumber "4") (EGrouped [])
               , ESymbol Close ")"
               , ESymbol Open "("
               , ESubsup (EIdentifier "x") (ENumber "2") (EGrouped [])
               , ESymbol Bin "-"
               , ESubsup (EIdentifier "x") (ENumber "3") (EGrouped [])
               , ESymbol Close ")"
               ])
        ]
      ]
    ]
]
>>> tex
\begin{matrix}
\text{Quadratic Equation} & {x = \frac{- b \pm \sqrt{b_{}^{2} - 4ac}}{2a}} \\
\text{DisplayQuadratic Equation} & {x = \frac{- b \pm \sqrt{b_{}^{2} - 4ac}}{2a}} \\
\text{Rational Function} & {f(x) = \frac{1 - x_{}^{2}}{1 - x_{}^{3}}} \\
\text{Rational Function} & {f(x) = \frac{(1 - x_{}^{2})x_{}^{3}}{1 - x_{}^{3}}} \\
\text{Rational Function} & {f(x) = \frac{(1 - x_{}^{2})(x_{}^{3} - 5x)}{1 - x_{}^{3}}} \\
\text{Parametrize Rational Function} & {f(x) = \frac{(a_{i}^{} - x_{}^{2})_{}^{5}}{1 - x_{}^{3}}} \\
\text{Stacked exponents} & {g(z) = e_{}^{- x_{}^{2}}} \\
\text{Stacked exponents} & {g(z) = e_{}^{- (z - a)_{}^{2}}} \\
\text{Stacked exponents} & {g(z) = e_{}^{- \sum\limits_{i = 0}^{\infty}z_{i}^{2}}} \\
\text{Stacked exponents} & {g(y) = e_{}^{- \sum\limits_{i = 0}^{\infty}y_{i}^{2}}} \\
\text{Stacked exponents} & {g(z) = e_{}^{- \sum\limits_{i = 0}^{\infty}z_{}^{\frac{2}{a - i}}}} \\
\text{Cross Product} & {\frac{x_{1}^{} - x_{2}^{}}{x_{3}^{} - x_{4}^{}}\frac{x_{1}^{} - x_{4}^{}}{x_{2}^{} - x_{3}^{}}} \\
\text{Cross Product} & {(\frac{x_{1}^{} - x_{2}^{}}{x_{3}^{} - x_{4}^{}})(\frac{x_{1}^{} - x_{4}^{}}{x_{2}^{} - x_{3}^{}})} \\
\text{Cross Product} & {\left( \frac{x_{1}^{} - x_{2}^{}}{x_{3}^{} - x_{4}^{}} \right)\left( \frac{x_{1}^{} - x_{4}^{}}{x_{2}^{} - x_{3}^{}} \right)} \\
\text{Cross Product} & \frac{(x_{1}^{} - x_{2}^{})(x_{3}^{} - x_{4}^{})}{(x_{1}^{} - x_{4}^{})(x_{2}^{} - x_{3}^{})}
\end{matrix}