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ProblemsW. C. Waterhouse, Michael Capobianco, Daniel B. Shapiro, Leon Gerber, Norman Schaumberger, Edward T. H. Wang, Charles L. Hamberg, Thomas M. Green, Richard A. Gibbs, Miller Puckette, Steven Tschantz, David J. Sprows, L. Carlitz, J. C. Binz, Mike Chamberlain, John Hawkins, Danny Goldstein, Heiko Harborth, Peter Ungar, Eli Leon Isaacson, Steven Jordan, Joseph Silverman and Roy DeMeo, Jr. · Mathematics Magazine · 1977