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Re: [Chicken-hackers] CR: Division by inexact zero should return infinit
From: |
Felix |
Subject: |
Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan |
Date: |
Thu, 25 Aug 2011 03:50:40 -0400 (EDT) |
> This is really annoying, as you'd get "random" errors when you're working
> with numbers in the extreme ranges representable by flonums even if you
> absolutely know you're dividing by nonzero values.
Yes, that's floating point.
>
> All other Schemes I tested with (Guile, Gauche, Scheme48, Racket and Gambit)
> return +inf.0 for (/ 1.0 0.0) and -inf.0 for (/ -1.0 0.0).
> They return +nan.0 for (/ 0.0 0.0). Extra data points would be welcome.
CL signals div-by-zero.
cheers,
felix
- [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Peter Bex, 2011/08/24
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, John Cowan, 2011/08/24
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan,
Felix <=
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Peter Bex, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Ivan Shmakov, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Felix, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Alex Shinn, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Alaric Snell-Pym, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, Felix, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, John Cowan, 2011/08/25
- Re: [Chicken-hackers] CR: Division by inexact zero should return infinity/nan, John Cowan, 2011/08/25