> > who wrote <capital gamma> for the integers,
> > <capital rho> for the rationals
> >
>
> How do you distinguish a Greek capital Rho from a Roman capital P? Did
> the text specify how to pronounce it?
>
> Tim
The capital gamma and the capital rho both are printed in the same font,
which is distinct from that used for Roman letters.
The text does not specify pronounciation; it assumes the reader's
knowledge of Greek letters.
W.F.