By Jeremy Price
By Richard Harwood, Ian Lodge, Harwood, Richard, Lodge, Ian
By F. W. Rawding
By Ian Atkinson
By Sophocles
By Magnus J. Wenninger
By Hamlyn G. Jones
By Roy Edwards, Jean Clark, Alice Dickson, Barbara Hewett, Barbara White
By W. N. Christiansen, J. A. Högbom
By Carol A. Seymour, Seymour, Carol A.
By David M. Smith
By Bill Forsyth, Andrew Bethell
By Ernest N. McCarus Edited by Peter F. Abboud
By J. E. Dodd
By Leslie F. Musk, Musk, Leslie F.
By Malcolm E. Rose, R. A. W. Johnstone
By Stewart/Tall, Ian Stewart, David Tall
By School Mathematics Project
By Timothy P. Bayliss-Smith, Bayliss-Smith, Timothy P.
By George Boolos, Richard C. Jeffrey, Boolos, George, Jeffrey, Richard C.