[sympy] Re: Improving sympy/Sage integration

2008-08-27 Thread Ondrej Certik
On Wed, Aug 27, 2008 at 12:46 PM, Fredrik Johansson <[EMAIL PROTECTED]> wrote: > > On Wed, Aug 27, 2008 at 11:56 AM, Ondrej Certik <[EMAIL PROTECTED]> wrote: >> It is sometimes slow if the nsimplify() cannot make it, so it probably >> should not be default, but it should be optional. >> >> I know

[sympy] Re: Improving sympy/Sage integration

2008-08-27 Thread Fredrik Johansson
On Wed, Aug 27, 2008 at 11:56 AM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > It is sometimes slow if the nsimplify() cannot make it, so it probably > should not be default, but it should be optional. > > I know many people (including myself) have burned themselves by > writing 1/2*x**2, so this mi

[sympy] Re: Improving sympy/Sage integration

2008-08-27 Thread Ondrej Certik
On Tue, Aug 26, 2008 at 1:10 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > On Mon, Aug 25, 2008 at 1:38 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: >> On Mon, Aug 25, 2008 at 12:54 PM, Vinzent Steinberg >> <[EMAIL PROTECTED]> wrote: >>> >>> On Aug 24, 11:11 pm, "Ondrej Certik" <[EMAIL PROTECTED]

[sympy] Re: Improving sympy/Sage integration

2008-08-26 Thread Ondrej Certik
On Mon, Aug 25, 2008 at 1:38 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > On Mon, Aug 25, 2008 at 12:54 PM, Vinzent Steinberg > <[EMAIL PROTECTED]> wrote: >> >> On Aug 24, 11:11 pm, "Ondrej Certik" <[EMAIL PROTECTED]> wrote: >>> I was just today thinking that the regular Python 1/3*3 != 1 really

[sympy] Re: Improving sympy/Sage integration

2008-08-25 Thread Ondrej Certik
On Sun, Aug 24, 2008 at 11:11 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > On Sun, Aug 24, 2008 at 10:25 PM, William Stein <[EMAIL PROTECTED]> wrote: >> >> Hi, >> >> Hopefully you'll be patient with me for not going through your bug tracker, >> etc. >> It's very cool that you have a class named

[sympy] Re: Improving sympy/Sage integration

2008-08-25 Thread Ondrej Certik
On Mon, Aug 25, 2008 at 12:54 PM, Vinzent Steinberg <[EMAIL PROTECTED]> wrote: > > On Aug 24, 11:11 pm, "Ondrej Certik" <[EMAIL PROTECTED]> wrote: >> I was just today thinking that the regular Python 1/3*3 != 1 really >> sucks when you have some input in a file like >> >> (-1)^(1/4) >> >> and you n

[sympy] Re: Improving sympy/Sage integration

2008-08-25 Thread Vinzent Steinberg
On Aug 24, 11:11 pm, "Ondrej Certik" <[EMAIL PROTECTED]> wrote: > I was just today thinking that the regular Python 1/3*3 != 1 really > sucks when you have some input in a file like > > (-1)^(1/4) > > and you need to manually fix ^ to ** and then put it as a string to > sympify. So I reported this

[sympy] Re: Improving sympy/Sage integration

2008-08-24 Thread Ondrej Certik
On Sun, Aug 24, 2008 at 11:11 PM, Ondrej Certik <[EMAIL PROTECTED]> wrote: > On Sun, Aug 24, 2008 at 10:25 PM, William Stein <[EMAIL PROTECTED]> wrote: >> >> Hi, >> >> Hopefully you'll be patient with me for not going through your bug tracker, >> etc. >> It's very cool that you have a class named

[sympy] Re: Improving sympy/Sage integration

2008-08-24 Thread Ondrej Certik
On Sun, Aug 24, 2008 at 10:25 PM, William Stein <[EMAIL PROTECTED]> wrote: > > Hi, > > Hopefully you'll be patient with me for not going through your bug tracker, > etc. > It's very cool that you have a class named Integer in Sympy, so that if I do > from sympy import * suddenly the Sage preparse