OBSOLETE UNITS PACKAGE SYMBOL
As of version 9.0, unit functionality is built into Mathematica
is a unit of luminous energy (quantity of light).
- To use , you first need to load the Units Package using Needs["Units`"].
- is equivalent to Lumen Second (SI units).
- is equivalent to Talbot.
- Convert[n Lumerg, newunits] converts n Lumerg to a form involving units newunits.