Rational numbers

casevh at comcast.net casevh at comcast.net
Fri Feb 23 15:00:10 EST 2007


On Feb 23, 10:34 am, "mensana... at aol.com" <mensana... at aol.com> wrote:
> On Feb 23, 10:39 am, Martin Manns <mma... at gmx.de> wrote:
>
> > On Fri, 23 Feb 2007 09:52:06 -0600
>
> > Larry Bates <lba... at websafe.com> wrote:
> > > I quick search of Google turned up:
>
> > >http://books.google.com/books?id=1Shx_VXS6ioC&pg=PA625&lpg=PA625&dq=p...
> > >http://calcrpnpy.sourceforge.net/clnum.html
> > >http://gmpy.sourceforge.net/
>
> > Sorry that I did not point these out initially.
>
> > + clnum seems to be slower and for speed may be compiled to wrap gmp so
> > that it is just an additional layer between python and gmp .
>
> > + gmpy is looking pretty unmaintained (dead) to me (newest update of
> > cvs 10 months ago).

I worked with Alex Martelli (gmpy's maintainer) to fix a bug found by
mensanator. With Alex's permission, I released it as gmpy 1.04a. Alex
has not updated cvs with the fix.

gmpy 1.04a compiles cleanly with the latest releases of Python and
GMP, so I consider it stable.

>
> Actually, gmpy is being maitained even if SourceForge isn't up to
> date.
>
> I got my gmpy 1.04a for Python 2.5 Windows binary from
>
> <http://home.comcast.net/~casevh>
>
> I haven't used the rationals all that much, but been very
> happy with them when I have.
>

casevh




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