Discrete space-time
Peter Szekeres
ADP-95-23/M32, in Confronting the Infinite, eds.
A.L. Carey, W.J. Ellis, P.A. Pearce and A.W. Thomas (World Scientific,
Singapore, 1995), pp. 293-303.
[Paper presented at Confronting the Infinite - A conference held in honour
of Professors Bert Green and Angas Hurst, Adelaide, 14-17 Feb 1994.]
It is demonstrated that space-time should possess a discrete structure on
Planck scales. The author's theory of signal spaces is briefly reviewed and
some proposals for applying it to discrete space-time are discussed.