Substitutes a previous <a href="https://en.wikipedia.org/wiki/Portable_Network_Graphics" class="extiw" title="w:Portable Network Graphics">PNG</a> file (<a href="//commons.wikimedia.org/wiki/File:Compactification.png" title="File:Compactification.png">Compactification.png</a>), to upgrade from scalar to vector image.
<a href="//commons.wikimedia.org/w/index.php?title=User:Isilanes&amp;action=edit&amp;redlink=1" class="new" title="User:Isilanes (page does not exist)">Isilanes</a>
2009-07-08
<span class="int-own-work" lang="en">Own work</span>