Colour Theory, Linear Algebra, Vector Space, Colorimetry, Linear Transformation.
of defining colour mixtures by simple vector addition in a 3-dimensional space: L(C1) + L(C2) = (U1 + U2) R + (V1 + V2) G + (W1 + W2) B. So far, since the intensity units for the primaries and the mixtures are arbitrary and is not related to the perceived brightness of a stimulus, it is necessary