Author: Urs Format: MarkdownItexjust for completeness and for ease of hyperlinking
<a href="https://ncatlab.org/nlab/revision/involutive+Hopf+algebra/1">v1</a>, <a href="https://ncatlab.org/nlab/show/involutive+Hopf+algebra">current</a>
just for completeness and for ease of hyperlinking