Fraenkel Set Theory

Famous quotes containing the words set and/or theory:

    “One does not set fire to a world which is already lost.”
    —Friedrich Dürrenmatt (1921–1990)

    “No theory is good unless it permits, not rest, but the greatest work. No theory is good except on condition that one use it to go on beyond.”
    —André Gide (1869–1951)