Thanks, Antero, I had no idea -- will look it up. There are no pointers to
any of it
on scheme.org, so it is hard to find without knowing what you are looking
for.

Best,
-S

On Wednesday, October 2, 2024 6:28:37 PM (-04:00), Antero Mejr wrote:

 > Sergei Egorov <xxxxxx@acm.org> writes:
 >
 > > Would it be reasonable to suggest, as a part of R7RS Large process, to
 > > explicitly specify a superset of R7RS Small (we may informally call it
R7RS
 > > Medium) having just enough extra primitives and mechanisms to allow
for
 > > practical R7RS Large reference implementation to be distributed as a
portable
 > > set of R7RS Medium-based libraries, with minimal cond-expand tricks?
 > >
 > > This would allow small Scheme implementors to partake in R7RS Large
game with
 > > reasonable additional effort.
 >
 > I think this is the purpose of having the "Foundations" sections of
 > R7RS-large, as opposed to the "Batteries" sections, which can be built
 > on top.