[GRASS5] r.mapcalc result

[Radim Blazek]

Are there any special restrictions for the name of 'result' in r.mapcalc?

GRASS 5.7.-cvs:~/gdata/devel/raster > r.mapcalc pok-1=1
parse error, expecting `'=''
Parse error
GRASS 5.7.-cvs:~/gdata/devel/raster > r.mapcalc 'pok-1=1'
parse error, expecting `'=''
Parse error
GRASS 5.7.-cvs:~/gdata/devel/raster > r.mapcalc "pok-1=1"
parse error, expecting `'=''
Parse error

Radim