tocitem" href="index.html">Home</a></li><li><a class="tocitem" href="toc.html">Table of contents</a></li><li><a class="tocitem" href="examples.html">Examples</a></li><li class="is-active"><a class="tocitem" href="shapes.html">Shapes</a></li><li><a class="tocitem" href="operations.html">Operations</a></li><li><a class="tocitem" href="indexlist.html">Index</a></li><li><a class="tocitem" href="autodocs.html">Autodocs</a></li></ul><div class="docs-version-selector field has-addons"><div class="control"><span cl