On 12 December 2012 14:32, Mark H Weaver <m...@netris.org> wrote: > Daniel Hartwig <mand...@gmail.com> writes: >> On 12 December 2012 13:55, Nala Ginrut <nalagin...@gmail.com> wrote: >>> Are you suggesting I use (is-a? obj <fraction>) for 'fraction?' ? >> >> Absolutely not. Use inexact? if you wish to determine that the >> *storage* of a value is using floating point format. > > Apologies in advance for being pedantic, but there is no guarantee that > inexact numbers are represented in floating point format. Having said > that, I'm not aware of any current Scheme implementation that uses a > different representation for inexacts.
Quite right. Pedantism is appropriate given the context of writing a Scheme expression printer.
