Four Color Theorem/history

Famous quotes containing the words color, theorem and/or history:

    But whenever the roof came white
    The head in the dark below
    Was a shade less the color of night,
    A shade more the color of snow.
    Robert Frost (1874–1963)

    To insure the adoration of a theorem for any length of time, faith is not enough, a police force is needed as well.
    Albert Camus (1913–1960)

    At present cats have more purchasing power and influence than the poor of this planet. Accidents of geography and colonial history should no longer determine who gets the fish.
    Derek Wall (b. 1965)