Template:Absolute value/doc

This template may be used to enclose text between two vertical bars, such as to denote the absolute value. It adds padding (of width 0.1 em) on each side inside the bars.

Usage
When $|x| < 7$, the function is positive.

The notation $|x| < 7$ means absolute value.

Alternatives
This template is equivalent to enclosing the text between two templates (plus padding of width similar to hair spaces around the argument) When $||$, the function is positive.