Function pmatrix

pub fn pmatrix<I>(items: I) -> MathML
where
    I: IntoIterator<Item = MathML>,

Renders a matrix with parentheses.

Input

\begin{pmatrix} a & b \\ c & d \end{pmatrix}

Output

$$\left(\begin{array}{cc}a& b\\ c& d\end{array}\right)$$