resources/lib/ooui/themes/wikimediaui/images/icons/mathematicsDisplayBlock-progressive.svg
<?xml version="1.0" encoding="UTF-8"?><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 20 20"><title>
mathematics formula displayed block
</title><path fill="#36c" d="M13 5H5l3 5-3 5h10v-3h-2v1H9.2l1.8-3-1.8-3H13v1h2V5zM2 1h16v2H2zm0 16h16v2H2z"/></svg>