OBSOLETE UNITS PACKAGE SYMBOL
As of Version 9.0, unit functionality is built into the Wolfram Language
is a unit of area.
- To use , you first need to load the Units Package using Needs["Units`"].
- is equivalent to 10000 Meter2 (SI units).
- Convert[n Hectare,newunits] converts n Hectare to a form involving units newunits.
- is typically abbreviated as ha.