Re: [racket] 80-bit precision in Racket

2012-11-13 Thread Hugh Aguilar
> We are doing numerical integration of celestial bodies over large periods of >time (100 years is a norm). I'm new to Scheme, so I may be totally wrong about this --- but, isn't a numerical program like this exactly what Scheme is *not* designed for? Isn't Scheme primarily for dynamic-OOP prog

[racket] handin server error

2012-11-13 Thread Jordan Johnson
Hi all, I am trying to set up the handin server -- spent some time at it last year, but gave up as the school year was already underway with its pressing demands -- and am getting this error when trying to hand in an assignment from a test account: ; --begin error message-- submit erro

Re: [racket] regression in raco exe or raco distribute in 5.3.1 ?

2012-11-13 Thread Neil Van Dyke
Matthew, thanks for diagnosing, and for the workaround. My app now works with 5.3.1. (App code must have indirect dependency on "racket/match", perhaps through "web-server".) Neil V. Racket Users list: http://lists.racket-lang.org/users

[racket] TR Base-env spelling.

2012-11-13 Thread Ray Racine
Should make-HeterogenousVector be make-HeterogeneousVector? Note extra 'e' in 'neous'. Ray Racket Users list: http://lists.racket-lang.org/users

Re: [racket] 80-bit precision in Racket

2012-11-13 Thread Hendrik Boom
On Sun, Nov 11, 2012 at 03:11:50PM +0400, Dmitry Pavlov wrote: > Neil, Matthias, > > Certainly not #2, and I doubt that #4 is a problem for us > (although it may be, buried somewhere in specific calculations). > > #1 and #3 definitely are our case. We are doing numerical > integration of celestia