<a href="https://en.wikipedia.org/wiki/Commutative_diagram" class="extiw" title="w:Commutative diagram">w:Commutative diagram</a> for <a href="https://en.wikipedia.org/wiki/coequalizer" class="extiw" title="w:coequalizer">w:coequalizer</a>.
<a href="https://en.wikipedia.org/wiki/User:Fropuff" class="extiw" title="w:User:Fropuff">w:User:Fropuff</a>
<span class="int-own-work" lang="en">Own work</span>