By Murphy, Patrick, Kempf, A.F.
By Hayslett, H.T., Murphy, Patrick
By Sperling, Abraham P., Stuart, Monroe
By George Casella
By Douglas Smith, Maurice Eggen, Richard St. Andre
By Denis Guedj, Lory Frankel
By Burkill, J. C.
By Copson, E. T.
By Godfrey, C., Siddons, A. W.
By Hilton, P. J.
By Lamb M.A. LL.D. Sc.D. F.R.S., Horace, Caflisch, Russ
By Lindley, D. V., Miller, J. C. P.
By Maxwell, E. A.
By Loveday, Robert
By Moore, P. G.
By School Mathematics Project
By Weatherburn, C. E.
By Jeffreys, Harold
By Felix
By Smith, J. Maynard
By Howson, A. G.
By Weir, Alan J.
By Batchelor, G. K.
By Wenninger, Magnus J.
By Hilbe, Joseph M.