“It has no justification in experiment exactly; it just represents something that he’s imposing upon the color spectrum by analogy with music.” Of his rainbow experiment Newton wrote that he had ...

Rainbow connectivity is an intriguing concept in graph theory that explores how colors ... which is a cut where no two edges share the same color. The findings also supported a conjecture relating ...

And sometimes what causes us to feel “grrr” or “ahhh” can partly depend on what color of the rainbow we happen to ...