As of version 9.0, unit functionality is built into Mathematica

is a unit of length.


  • To use , you first need to load the Units Package using Needs["Units`"].
  • is equivalent to approximately 1.002×10-13 Meter (SI units).
  • Convert[n XUnit, newunits] converts n XUnit to a form involving units newunits.
  • is typically abbreviated xu.
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