>From the website: *Current stable version is gprolog-1.4.4*
On Thu, Jul 6, 2017 at 4:26 PM, David Logan <djlogan2...@gmail.com> wrote: > Ah, I should have guessed that. I will figure out how to get Ubuntu to > upgrade. What is the latest version? > > David Logan > > > On Jul 6, 2017, at 9:16 AM, Paulo Moura <pmo...@logtalk.org> wrote: > > You're looking to the documentation of a recent GNU Prolog version but > running an old one. > > On 6 Jul 2017, at 16:08, David Logan <djlogan2...@gmail.com> wrote: > > I am using the manual, and here is the section verbatim: > —————————————————————————————————————————— > 8.18.4 between/3, for/3 > > Templates > > between(+integer, +integer, ?integer) > for(?integer, +integer, +integer) > Description > > between(Lower, Upper, Counter) generates an sequence of backtracking > choices instantiating Counter to the values Lower, Lower+1,…, Upper. > > for(Counter, Lower, Upper) is equivalent to between(Lower, Upper, > Counter). This predicate is deprecated and new code should use between/3. > > —————————————————————————————————————————— > > Here are my results: > > david@server2:~/workspace/prolog/bookworm$ prolog > GNU Prolog 1.3.0 > By Daniel Diaz > Copyright (C) 1999-2007 Daniel Diaz > | ?- for(X,0,10), write(X), nl, fail. > 0 > 1 > 2 > 3 > 4 > 5 > 6 > 7 > 8 > 9 > 10 > > no > | ?- between(0,10,X), write(X), nl, fail. > uncaught exception: error(existence_error(procedure,between/3),top_ > level/0) > | ?- > > Again, what might I be missing here? > > Thank you, > David Logan > > > _______________________________________________ > Users-prolog mailing list > Users-prolog@gnu.org > https://lists.gnu.org/mailman/listinfo/users-prolog > > > ----------------------------------------------------------------- > Paulo Moura > Logtalk developer > > Email: <mailto:pmo...@logtalk.org <pmo...@logtalk.org>> > Web: <http://logtalk.org/> > ----------------------------------------------------------------- > > > > > > > _______________________________________________ > Users-prolog mailing list > Users-prolog@gnu.org > https://lists.gnu.org/mailman/listinfo/users-prolog > > -- Alberto Simões Direção de Curso da Licenciatura em Engenharia de Sistemas Informáticos Escola Superior de Tecnologia - Instituto Politécnico do Cávado e do Ave
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