proposal concerning conflicts between nset and other stuff in Maxima

I just remembered, flatten is a function in the commercial macsyma.
As such, maybe it should be removed from nset, and kept in src.
Its in solver, because I needed it there as well.

Robert Dodier wrote:

> Hello, to resolve conflicts between nset and existing stuff,
> I have the following recommendations --
>
> (1) Move src/flatten.lisp to share/algebra/charsets/.
>     ($flatten is the only Maxima function defined in flatten.lisp.)
>
> (2) Cut $every from src/mutils.lisp and paste it into
>     share/algebra/charsets/flatten.lisp
>     (I guess pasting it into share/algebra/charsets/set.lisp
>     would work just as well.)
>
> Neither $flatten nor $every is called from anywhere in src/.
>
> I think that these two changes are enough to resolve the
> conflicts between nset and existing stuff, based on the
> search which I made before, which is quoted below.
>
> Comments?
>
> For what it's worth,
> Robert Dodier
>
> PS. The search for conflicts yielded the following:
>
> > >   Maxima functions defined in nset --
> > >     $emptyp also defined in src/powers.lisp
> > >     $flatten also defined in src/flatten.lisp
> > >     $every also defined in src/mutils.lisp
> > >
> > >   Lisp functions defined in nset --
> > >     (no conflicts found)
> > >
> > >   Macros defined in nset --
> > >     while also defined in src/cl-info.lisp
> >
> > I have looked for use of these functions in share/.
> > Aside from instances of $emptyp, $flatten, and $every in nset,
> > I find these. I have attempted to make this list comprehensive.
> >
> >   emptyp:
> >     defined in algebra/charsets/set.lisp
> >     called from algebra/charsets/set.lisp
> >
> >   flatten:
> >     called from algebra/charsets/charsets.mac
> >
> >     defined in algebra/solver/slvrtbox.mac (as Flatten)
> >     called from algebra/solver/slvrtbox.mac (as Flatten)
> >     called from algebra/solver/solver.mac (as Flatten)
> >
> >   every:
> >      called from algebra/charsets/charsets.mac
> >
> >   while:
> >      defined in affine/aquotient.lisp
> >      called in affine/aquotient.lisp
> >
> >      defined in affine/dim-3.lisp
> >      called in affine/dim-3.lisp
> >
> >      defined in contrib/gentran/convmac.lisp (as a function)
> >      called in contrib/gentran/fdata.lisp
> >      called in contrib/gentran/global.lisp
> >      called in contrib/gentran/intrfc.lisp
> >      called in contrib/gentran/lspc.lisp
> >      called in contrib/gentran/lspfor.lisp
> >      called in contrib/gentran/lsprat.lisp
> >      called in contrib/gentran/segmnt.lisp
> >      called in contrib/gentran/templt.lisp
> >
> >
> > I hope this list can help us decide what to do.
> >
> > For what it's worth,
> > Robert Dodier
>
>
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