Cantor set in four iterations
<a href="//commons.wikimedia.org/wiki/User_talk:Sarang" title="User talk:Sarang">sarang</a>   <a href="//commons.wikimedia.org/wiki/File:W3C_valid.svg" class="image" title="This image is valid SVG"><img alt="This image is valid SVG" src="https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/W3C_valid.svg/32px-W3C_valid.svg.png" decoding="async" width="32" height="16" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/W3C_valid.svg/48px-W3C_valid.svg.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/6/66/W3C_valid.svg/64px-W3C_valid.svg.png 2x" data-file-width="200" data-file-height="100"></a>
<span class="int-own-work" lang="en">Own work</span>