[isabelle-dev] Products over lists – naming convention for big sums and products.
nipkow at in.tum.de
Thu Sep 18 16:11:10 CEST 2014
On 18/09/2014 15:47, Florian Haftmann wrote:
> Changeset #fe083c681ed8 introduces products over lists. There has been
> some private discussion whether there could be a serious attempt to
> establish a new consistent naming scheme for summation and products over
> a) for lists: sum_list (← listsum), prod_list (← listprod) b) for
> multisets: Sum_mset (← msetsum), Prod_mset (← msetprod) c) for finite sets:
> Sum (← setsum), Prod (← setprod)
Looking again at the result of our discussion I still like it.
> As far as can be forseen, 58 theories would be affected by a switch as
> suggested by a). b) is no big issue. c) is maybe beyond what should be
> reasonably attempted (218 affected theories). Suggestions welcome.
> Cheers, Florian
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