[sage-devel] Re: Sympy and SAGE

2007-08-15 Thread William Stein
> > I would like to avoid this if possible. > > OK, _sage_ and _sympy_ methods are fine with me. We'll try to > implement that soon. > > Ondrej OK, excellent. Let me know when you do, so I can add support for them to some key SAGE classes (e.g., rational numbers, univariate polynomials, etc.) W

[sage-devel] Re: Sympy and SAGE

2007-08-15 Thread Ondrej Certik
> SAGE uses mpfr for arbitrary precision reals and GMP for arbitrary > precision integers and rationals. This is -- of course -- not the way > to go for sympy, because of its design goals. Perhaps whatever > you're doing with arbitrary precision reals might make it back into > standard Python so

[sage-devel] Re: Sympy and SAGE

2007-08-12 Thread William Stein
On 8/11/07, Ondrej Certik <[EMAIL PROTECTED]> wrote: > > This is already fixed in the svn for some time, see the relevant issue > for details: > > http://code.google.com/p/sympy/issues/detail?id=247 > > when we release the 0.5.0 soon, it will be included. > > Note: all released versions use the ol

[sage-devel] Re: Sympy and SAGE

2007-08-11 Thread Timothy Clemans
I think SymPy is going to be useful when a good geometry module is released, and hopefully a trigonometry module will also come out. Once that happens it won't take much to meet the needs of all high school math classes since we already have really good symbolic support that includes functions use

[sage-devel] Re: Sympy and SAGE

2007-08-11 Thread Ondrej Certik
> (expecting 1/3 and 8 respectively), then I will not be able to run it > in Python and thus will get stuck in SAGE environment, which is (I > think) bad. Just a clarification since I didn't write it clearly: I think the SAGE environment is great, but getting stuck in any environment is something

[sage-devel] Re: Sympy and SAGE

2007-08-11 Thread Ondrej Certik
> - > sage: from sympy import * > sage: x = Symbol(1) > sage: x + 1 > --- > Traceback (most recent call last) > > /home/was/s/spkg/standard/ in () > > /home/was/s/local/lib/python2.5/site-packages/sympy