The SciencesComputer Recreations, October 1985Bill's baffling burrs, Coffin's cornucopia, Engel's enigmaBy A. K. Dewdney on October 1, 1985AdvertisementABOUT THE AUTHOR(S)Recent Articles by A. K. DewdneyDIY Fractals: Exploring the Mandelbrot Set on a Personal ComputerPhotovoresTuring Test