r.mapcalculator r.mapcalculator - Calculate new raster map from a r.mapcalc expression. Raster (r.*) ParameterRaster|amap|Raster layer A|False ParameterRaster|bmap|Raster layer B|True ParameterRaster|cmap|Raster layer C|True ParameterRaster|dmap|Raster layer D|True ParameterRaster|emap|Raster layer E|True ParameterRaster|fmap|Raster layer F|True ParameterString|formula|Formula| A*C+B OutputRaster|outfile|Output raster layer