By Falconer, K. J.
By Young, N.
By Sharpe, David
By School Mathematics Project
By Moreno, Carlos
By Cutland, Nigel
By Wiener, Norbert
By J. F. Humphreys, M. Y. Prest
By Ruelle, D.
By Davey, B. A., Priestley, H. A.
By Miller, J
By Becker, Karl-Heinz
By Bryant, Victor, Victor Bryant (University of Sheffield)
By Hudson, R. W. H.
By david williams
By DeWitt, Bryce
By McCleary, John
By G.H. Hardy, g-h-hardy
By R. P. Burn
By Rosenberg
By Pedoe, D.
By Hodge/Pedoe
By Olver, Peter J.
By Etheridge, Alison