Re: Generalize indexing function
Akhra Gannon <[email protected]>
| Newsgroups | gmane.comp.lang.haskell.libraries |
|---|---|
| Message-ID | <CAJoPsuC43oEj6nhPJCTu86fWeEQcbu8nM=W01ygum8KPv8KGSw@mail.gmail.com> |
Yeah, I mis-composed that. Pretty sure there's a formulation around take/head that works but I'm clearly not in a headspace to find it! On Sun, Apr 11, 2021, 3:03 AM Henning Thielemann < [email protected]> wrote: > > On Sun, 11 Apr 2021, Akhra Gannon wrote: > > > It's distributive under IsList. > > fromList (xs !! n) == (fromList xs) !! n > > fromList (xs !! n) ? > > I think, xs!!n is a single element. > _______________________________________________ Libraries mailing list [email protected] http://mail.haskell.org/cgi-bin/mailman/listinfo/libraries