title: An analytical description of the line element in the zone-fluctuation model of colour vision. I. Basic concepts.
mesh_terms: D003118:Color Perception; D003117:Color Vision Defects / Q000503:physiopathology; D004192:Discrimination, Psychological; D006801:Humans; D008433:Mathematics; D008954:Models, Biological; D010775:Photic Stimulation