r.mapcalc - numerical size limits?

Bill Brown brown at zorro.cecer.army.mil
Tue Sep 14 17:41:21 EDT 1993 

Or you can force mapcalc to use floats (but final values will be truncated)
by using:

r.mapcalc 'test3=(w.acc.p1a * 1000./s.acc.p1a)'

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