Re: forpart() behavior

[Bill Allombert <Bill.Allombert@math.u-bordeaux.fr>]

On Sat, Feb 24, 2018 at 04:24:15PM -0500, Max Alekseyev wrote:
> Dear Bill,
> 
> Could you please support of partitions of 0 when amin=0 as in
> "forpart(p=0,print(p),[0,5],3)"?
> It would be very natural to produce a vector of all zeros.

this is inconsistent with the documentation: the result must
be a vector with 3 non-zero components.

> Relatedly, I see nothing wrong in having nmax=0 when nmin=0:
> 
> ? forpart(p=0,print(p),[0,5],[0,0])
>   ***   at top-level: forpart(p=0,print(p),[0,5],[0,0])
>   ***                             ^---------------------
>   ***   incorrect type in forpart [expect 0<=min<=max, 0<max] (t_VEC).

So you would like it to be the empty Vecsmall ?

> (also, I'd change min/max to nmin/nmax in this error message to be consistent
> with the documentation).

The same code is used to check nmin/nmax and amin/amax.

Cheers,
Bill.