Author: Dmitri Pavlov Format: MarkdownItexAdded a related concept.
<a href="https://ncatlab.org/nlab/revision/diff/field+of+fractions/5">diff</a>, <a href="https://ncatlab.org/nlab/revision/field+of+fractions/5">v5</a>, <a href="https://ncatlab.org/nlab/show/field+of+fractions">current</a>