Re: [Hol-info] Hol Light -- Where's the "Easy" button?

2012-11-06 Thread John Nicol
Thanks so much, Vincent! Your tactic/conversion definitely sounds like the "easy button" I was looking for, and should get me past the cardinality difficulties I was having. Good thinking with the equality resolution -- I'll be dealing with real numbers soon enough, so I would have encountered th

Re: [Hol-info] Hol Light -- Where's the "Easy" button?

2012-11-04 Thread John Nicol
n Sun, Nov 4, 2012 at 11:34 AM, Petros Papapanagiotou < p.papapanagio...@sms.ed.ac.uk> wrote: > Hello John, > > > On 04/11/2012 03:48, John Nicol wrote: > >> Never figured out why >> real#real is a different type than real*real (they're both just tuples, >> r

Re: [Hol-info] Hol Light -- Where's the "Easy" button?

2012-11-04 Thread John Nicol
t the > moment, > but I'm wondering what {3,4} means in HOL Light. In HOL4 it's a singleton > list > holding a pair of numbers. > > Konrad. > > > > > > > On Sat, Nov 3, 2012 at 10:48 PM, John Nicol wrote: > >> Hi, >> >> I was

[Hol-info] Hol Light -- Where's the "Easy" button?

2012-11-04 Thread John Nicol
Hi, I was pretty excited and optimistic when I found that HOL Light had developed a declarative mode, so I started working with the HOL Light system a few weeks ago. (Without going into the whole philosophy, I prefer declarative proofs because they're closer to my understanding of proofs, they're

Re: [Hol-info] Installing HOL Light... problems on Ubuntu (and workarounds)

2012-08-02 Thread John Nicol
(whoops, fixing the subject) John> 1. Error with workaround... "apt-get install" puts Ocaml in a > John> "nonstandard" location.. /usr/lib/ocaml/camlp5. Specifying this > John> with "export CAMLP5LIB" fixed the problem. (This was tricky to > John> find, because there were also libs at /usr/loca

[Hol-info] Installing HOL Light... problems on Ubuntu (and workarounds)

2012-07-28 Thread John Nicol
Hi, I ran into several problems installing HOL Light on Ubuntu 12.04. Googling around, I found similar problems; any new HOL user with Ubuntu will run into these, I think. It would be great if the configurations and documentation could reflect this so other users don't hit this. I checked out t