# Quick terminology question

• June 18th 2013, 11:07 AM
KevinShaughnessy
Quick terminology question
If a function is increasing over R+, or R superscript +, what does that mean? Thanks!
• June 18th 2013, 11:59 AM
Plato
Re: Quick terminology question
Quote:

Originally Posted by KevinShaughnessy
If a function is increasing over R+, or R superscript +, what does that mean? Thanks!

$\mathbb{R}^+$ is used for the set of positive real numbers.