vector
I <a href="//commons.wikimedia.org/wiki/User:Gauravjuvekar" title="User:Gauravjuvekar">Gauravjuvekar</a> vectorized the above mentioned image.
CC BY 3.0
<a href="//commons.wikimedia.org/wiki/File:Rectified_24-cell_orthographic-square-first-2D.png" title="File:Rectified 24-cell orthographic-square-first-2D.png">File:Rectified 24-cell orthographic-square-first-2D.png</a>