Assertion: metric system's unit | /r/HasProperty | coherent
Facets:
value: no longer
type: TEMPORAL
Source sentences:
text: These derived units are coherent, which means that they involve only products of powers of the base units, without empirical factors.
text: When prefixes are used with the coherent SI units, the resulting units are no longer coherent, because the prefix introduces a numerical factor other than one.:137