<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">\documentclass{article}
\usepackage{amsmath} % pkg required by EasyLatex
\usepackage{amsfonts} % pkg required by EasyLatex
\usepackage{amssymb} % pkg required by EasyLatex
\usepackage{psfrag} % pkg required by EasyLatex
\usepackage[dvips]{graphicx} % pkg required by EasyLatex

\begin{document}

\begin{align*}x \mapsto y 
\\ \\ \\ \frac{1}{3} 
\\ \\ \\  1 + 1 &amp;= 2
\\1 &amp;\leq 3 - 1
\\&amp;\leq 5
\end{align*}

\end{document}
</pre></body></html>