Algebraic structures between magmas and groups.
<a href="//commons.wikimedia.org/w/index.php?title=User:Ethaniel&amp;action=edit&amp;redlink=1" class="new" title="User:Ethaniel (page does not exist)">Ethaniel</a>
2020-11-08
<span class="int-own-work" lang="en">Own work</span>, extended from <a href="//commons.wikimedia.org/wiki/File:Magma_to_group3.svg" title="File:Magma to group3.svg">File:Magma_to_group3.svg</a>: complete the “cube” with Unital magma