\documentclass{amsart}

\newcommand{\pathtotrunk}{../../}
% \input{\pathtotrunk text/article_preamble.tex}

\pagestyle{empty}

\begin{document}
\thispagestyle{empty}

\begin{align*}
\text{support of $\partial_p f_1$} \\
\text{support of $\partial_p f_2$} \\
\text{support of $\partial_p f_3$}
\end{align*}
\end{document}