j_bertolotti<p>Released into the <a href="https://mathstodon.xyz/tags/PublicDomain" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>PublicDomain</span></a> and uploaded to <a href="https://mathstodon.xyz/tags/WikimediaCommons" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>WikimediaCommons</span></a>, together with the <a href="https://mathstodon.xyz/tags/Mathematica" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Mathematica</span></a> script used to generate it: <a href="https://commons.wikimedia.org/wiki/File:Wavefront_Shaping_Focussing.gif" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">commons.wikimedia.org/wiki/Fil</span><span class="invisible">e:Wavefront_Shaping_Focussing.gif</span></a></p>