| Symbol/Unicode | Diagonal three dots/U+22F1 |
|---|---|
| Type of symbol | Dots |
| Package (requirement) | No |
| Argument | No |
| Latex command | \ddots |
| Example | \ddots → ⋱ |
Many times we need diagonal three dots in our document. In Latex, you need to use the \ddots command for this.
\documentclass{article}
\usepackage{amsmath}
\begin{document}
$$
\begin{bmatrix}
a_1 & \cdots & \\
\vdots & \ddots & \\
& & a_n
\end{bmatrix}
$$
\end{document}Output :
