Definition:Strictly Negative/Integer

From ProofWiki
Jump to navigation Jump to search

Definition

The strictly negative integers are the set defined as:

\(\displaystyle \Z_{< 0}\) \(:=\) \(\displaystyle \set {x \in \Z: x < 0}\)
\(\displaystyle \) \(=\) \(\displaystyle \set {-1, -2, -3, \ldots}\)

That is, all the integers that are strictly less than zero.


Sources