Definition:Class Interval/Empty/Linguistic Note

Linguistic Note on Empty Class Interval

The term Empty Class Interval was invented by $\mathsf{Pr} \infty \mathsf{fWiki}$ as a name for this concept has not been found in the literature.

As such, it is not generally expected to be seen in this context outside $\mathsf{Pr} \infty \mathsf{fWiki}$.