Summary

Source code

\documentclass[crop,tikz,convert={outext=.svg,command=\unexpanded{pdf2svg \infile\space\outfile}},multi=false]{standalone}
\usepackage{tikz-cd}

\tikzcdset{arrow style=tikz, diagrams={>=stealth}}

\begin{document}
% https://q.uiver.app/#q=WzAsNCxbMCwwLCJcXE9tZWdhXmsoTikiXSxbMSwwLCJcXE9tZWdhXmsoTSkiXSxbMCwxLCJcXE9tZWdhXntrKzF9KE4pIl0sWzEsMSwiXFxPbWVnYV57aysxfShNKSJdLFswLDEsImZeKiJdLFswLDIsImQiLDJdLFsyLDMsImZeKiIsMl0sWzEsMywiZCJdXQ==
\begin{tikzcd}
	{\Omega^k(N)} & {\Omega^k(M)} \\
	{\Omega^{k+1}(N)} & {\Omega^{k+1}(M)}
	\arrow["{f^*}", from=1-1, to=1-2]
	\arrow["d"', from=1-1, to=2-1]
	\arrow["d", from=1-2, to=2-2]
	\arrow["{f^*}"', from=2-1, to=2-2]
\end{tikzcd}

\end{document}

Licensing