Re: Poll: What percentage advantage are RDBMS vendors taking of the RM?

Dan wrote:
>
> I think it was Riemann who put Calculus on solid ground with his idea of
> how to define continuity (at least that's what I remember from my Real
> Analysis class many years ago).

I seem to remember that the epsilon-delta defintion was by Weierstrass, but that Bolzano had actually already defined it earlier.

• Jan Hidders