\documentclass{article} \usepackage{amsmath,amsthm,amsfonts} \usepackage[colorlinks=true, linkcolor=blue]{hyperref} \usepackage{linkedthm} % Define base environment \newtheorem{theorem}{Theorem} % Declare linked version \DeclareLinkedTheorem{linkedtheorem}{theorem}{Theorem} \begin{document} \section*{linkedthm Example} This is a simple test of the \texttt{linkedthm} package. \begin{linkedtheorem}{thm:positivity} For any real number \( x \), we have \( x^2 \geq 0 \). \end{linkedtheorem} \begin{linkedproof}{thm:positivity} Squaring a real number always yields a non-negative result: \[ x^2 = x \cdot x \geq 0. \] \end{linkedproof} \end{document}