KnowraGrassmann's lawLinked fromLinked fromThe 11 pages that link to Grassmann's law, each with the reason it gives.All 11Broader topic 2Related 3Compared with 6MetamerismRelated: They guarantee that metamers remain metamers when added to any third light.Color matching (trichromacy)Related: The mathematical insight that made matching data transformable between primaries.Color matchingRelated: Their linearity principles make color matches amenable to mathematical representation.