[sympy] Re: fastlog name

2009-07-09 Thread smichr
On Jul 9, 12:18 am, Fredrik Johansson wrote: > On Wed, Jul 8, 2009 at 9:09 PM, smichr wrote: > > > On Jul 8, 10:23 pm, Ondrej Certik wrote: > > >> Ah, yes, I think it should be called fastlog2. Fredrik, what do you think? > > > And someone who has used this should probably comment on the need

[sympy] Re: Method of characteristics for simple first-order PDEs

2009-07-09 Thread David Joyner
On Thu, Jul 9, 2009 at 3:57 PM, Priit Laes wrote: > > Ühel kenal päeval, K, 2009-07-08 kell 19:04, kirjutas David Joyner: >> On Wed, Jul 8, 2009 at 4:31 PM, Priit Laes wrote: >> > >> > Hey, >> > >> > For the past week I have been trying to figure out how to implement >> > solver for most basic typ

[sympy] Re: Method of characteristics for simple first-order PDEs

2009-07-09 Thread Priit Laes
Ühel kenal päeval, K, 2009-07-08 kell 19:04, kirjutas David Joyner: > On Wed, Jul 8, 2009 at 4:31 PM, Priit Laes wrote: > > > > Hey, > > > > For the past week I have been trying to figure out how to implement > > solver for most basic types of PDEs and now it is finally time to show > > something:

[sympy] Re: python 3 support update

2009-07-09 Thread Aaron S. Meurer
I fixed it. See http://github.com/asmeurer/sympy/tree/global-i-fix or issue 1454. I maintained the use of from .module import syntax, so it should work in py3k (I don't have it to check, though. That is just based on what I saw the 2to3 tool did in your branch). On Jul 9, 2009, at 8:22 AM

[sympy] Re: Method of characteristics for simple first-order PDEs

2009-07-09 Thread Priit Laes
Ühel kenal päeval, K, 2009-07-08 kell 19:04, kirjutas David Joyner: > On Wed, Jul 8, 2009 at 4:31 PM, Priit Laes wrote: > > > > Hey, > > > > For the past week I have been trying to figure out how to implement > > solver for most basic types of PDEs and now it is finally time to show > > something:

[sympy] No integration by substitution

2009-07-09 Thread Friedrich Hagedorn
On Thu, Jul 09, 2009 at 08:26:34AM -0600, Ondrej Certik wrote: > > On Thu, Jul 9, 2009 at 3:37 AM, Friedrich Hagedorn wrote: > > > > Hello everyone, > > > > after a long time by manual calculation I just want to test sympy's > > ability to do integration by substitution: > > > > http://en.wikiped

[sympy] Re: Working with sets

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 9:30 AM, Christophe wrote: > > Thanks for informations about doctest. > > Can I use git from Windows ? Yes, just use this: http://code.google.com/p/msysgit Ondrej --~--~-~--~~~---~--~~ You received this message because you are subscribed t

[sympy] Re: Working with sets

2009-07-09 Thread Christophe
Thanks for informations about doctest. Can I use git from Windows ? Christophe Ondrej Certik a écrit : > On Thu, Jul 9, 2009 at 9:15 AM, Christophe wrote: > >> Hello, >> I send you the module I've made for working with unions and >> intersections of intervals. For the moment this module only

[sympy] Re: Working with sets

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 9:15 AM, Christophe wrote: > Hello, > I send you the module I've made for working with unions and > intersections of intervals. For the moment this module only works with > integer and not with sympy "numbers" (I haven't tested it yet). > I know that my code is uggly and wit

[sympy] Re: Working with sets

2009-07-09 Thread Christophe
Hello, I send you the module I've made for working with unions and intersections of intervals. For the moment this module only works with integer and not with sympy "numbers" (I haven't tested it yet). I know that my code is uggly and with a lot of mispealings. I also know that I need to do some

[sympy] Re: Broad test cases?

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 6:47 AM, Bryan Bishop wrote: > > Hey all, > > Does anyone have some unit tests for sympy that go over a broad range > of different functionality throughout the framework? For instance, I I am not sure what you mean --- if you run bin/test sympy it will run about 1550 test

[sympy] Re: No integration by substitution

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 3:37 AM, Friedrich Hagedorn wrote: > > Hello everyone, > > after a long time by manual calculation I just want to test sympy's > ability to do integration by substitution: > > http://en.wikipedia.org/wiki/Integration_by_substitution > > But it seems to fail. It is a known No

[sympy] Re: Announce: Sympy 0.6.5.beta3 released

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 3:23 AM, Fabian Pedregosa wrote: > > Ondrej Certik wrote: >> On Wed, Jul 8, 2009 at 2:19 AM, Fabian Pedregosa wrote: >>> Ondrej Certik wrote: On Tue, Jul 7, 2009 at 4:33 PM, Fabian Pedregosa wrote: [...] > Thanks. I'll correct that from the final version of the

[sympy] Re: python 3 support update

2009-07-09 Thread Ondrej Certik
On Thu, Jul 9, 2009 at 12:23 AM, Aaron S. Meurer wrote: > > As long as you are changing import statements, you might as well > change ntheorey/__init__.py so that it doesn't do from module import > *.  This will fix issue 1454.  I thought that that wasn't allowed > anymore in Python 3.0, but maybe

[sympy] Re: Method of characteristics for simple first-order PDEs

2009-07-09 Thread Priit Laes
Ühel kenal päeval, K, 2009-07-08 kell 19:04, kirjutas David Joyner: > On Wed, Jul 8, 2009 at 4:31 PM, Priit Laes wrote: > > > > Hey, > > > > For the past week I have been trying to figure out how to implement > > solver for most basic types of PDEs and now it is finally time to show > > something:

[sympy] Broad test cases?

2009-07-09 Thread Bryan Bishop
Hey all, Does anyone have some unit tests for sympy that go over a broad range of different functionality throughout the framework? For instance, I only know about doing some multiplication and parenthetical statements, but there are many other features that would be important to test against. A

[sympy] Re: No integration by substitution

2009-07-09 Thread Friedrich Hagedorn
Ups, I mean On Thu, Jul 09, 2009 at 11:37:18AM +0200, Friedrich Hagedorn wrote: > # And now, instead of > > In [2]: print(integrate(f(2*x), x)) Integral(f(x), x)/2 And not > Integral(f(x)/2, x) Sorry, Friedrich --~--~-~--~~~---~--~~ You received this messa

[sympy] No integration by substitution

2009-07-09 Thread Friedrich Hagedorn
Hello everyone, after a long time by manual calculation I just want to test sympy's ability to do integration by substitution: http://en.wikipedia.org/wiki/Integration_by_substitution But it seems to fail. It is a known NotImplemented Feature or a (known) bug? Thanks, Friedrich Here is th

[sympy] Re: Announce: Sympy 0.6.5.beta3 released

2009-07-09 Thread Fabian Pedregosa
Ondrej Certik wrote: > On Wed, Jul 8, 2009 at 2:19 AM, Fabian Pedregosa wrote: >> Ondrej Certik wrote: >>> On Tue, Jul 7, 2009 at 4:33 PM, Fabian Pedregosa wrote: >>> [...] Thanks. I'll correct that from the final version of the Changelog >>> Thanks. I reviewed and committed another 14 patche