By Franz Mandl, MANDL, Franz
By I. S. Grant, W. R. Phillips, Grant, I. S., Phillips, W. R.
By AC BAJPAI
By Harry J. Lipkin
By Euclid
By Martin Davis, Davis, Martin
By William Edwards Deming
By Douglas Smith, Maurice Eggen, Richard St. Andre
By Michael Brian Schiffer
By School Mathematics Project
By Snow, C. P.
By Pat Bryden, Cliff Pavelin, Bryden, Pat, Pavelin, Cliff
By K. A. Tsokos
By Magnus J. Wenninger
By Roy Edwards, Jean Clark, Alice Dickson, Barbara Hewett, Barbara White
By J. E. Dodd
By Leslie F. Musk, Musk, Leslie F.
By D. P. Woodruff, T. A. Delchar
By Brian Bolt, Bolt, Brian
By David Gubbins