Author: risingtides Format: MarkdownItexReword several parts, since the original phrasing was difficult to read; also link more keywords.
<a href="https://ncatlab.org/nlab/revision/diff/tangent+map/2">diff</a>, <a href="https://ncatlab.org/nlab/revision/tangent+map/2">v2</a>, <a href="https://ncatlab.org/nlab/show/tangent+map">current</a>
Reword several parts, since the original phrasing was difficult to read; also link more keywords.