ABS
===

Function
--------

**ABS(N)** returns the absolute value of the argument.

Syntax
------

ABS(N)

where N can be a variable, number or result of numeric expression.

Examples
--------

::

   Y=ABS(-12.345)

returns Y=12.345

::

   Y=ABS(-0.5)

returns Y=0.5

::

   Y=ABS(0.5)

returns Y=0.5

or if V=-27

::

   Y=ABS(V)

returns Y=27

::

   Y=ABS(V-50)

returns Y=77

Remarks
-------

The absolute value returned is always positive.