Author: Mike Shulman Format: MarkdownItexRemoved claim that the "subset relation" is is the support of the injection set. I don't think the mere existence of an unspecified injection is ever a useful notion of "subset".
<a href="https://ncatlab.org/nlab/revision/diff/injection+set/3">diff</a>, <a href="https://ncatlab.org/nlab/revision/injection+set/3">v3</a>, <a href="https://ncatlab.org/nlab/show/injection+set">current</a>
Removed claim that the “subset relation” is is the support of the injection set. I don’t think the mere existence of an unspecified injection is ever a useful notion of “subset”.