> Check also the writings of Poincare' (there's a nice collection of
> translated essays in Dover, several slim volumes; I'm away from my copy for
> detailed reference). He calls a structure with transitive "greater than"
> but intransitive "indistinguishable from" a _physical_ _continuum_.
> Zeeman in the 60s independently developed some of the same ideas, with
> biological applications in mind. Both developed the mathematics
> interestingly, with some of the same errors.
>
Could you (or someone on the list with access to the articles) give reference
for Zeeman's work on this?
Thanks,
Val Dusek