> Thanks for bringing this thread up again which I hadn't seen when it > first appeared. I didn't know Clarke had written such a story with > such a highly abstract mathematical topic at its focus. As the others > mentioned, I think Clarke just wanted to write a story based on the > topological concept of a "one-sided" surface.
I thought I was familiar with all of ACC's science fiction, but I must have overlooked this one. I've just read it - a most interesting storyline. Thanks to the OP for mentioning it.
-- Nige Danton - Replace the obvious with g.m.a.i.l