Use Assumptions to tell mathematics that these are real numbers.
Simplify[ ... , Element[ meters, Reals ] ]
Begin forwarded message:
> From: Ted Sariyski <email@example.com> > Date: January 11, 2011 4:23:55 PM PST > To: firstname.lastname@example.org > Subject: Units question >
> Hi, > Working with units I get correct result: > > Sqrt[Meter^2/Second^2] Second)/Meter^2 > > How to tell Mathematica to simplify the result to Meter^-1? > Simplify and FullSimplify doesn't do the job. > Thanks in advance, > --Ted >