Re: A symbolic package using SymPy

[Lukas Reichlin]

Hi Colin

Very nice! I got it working on OS X 10.9.2 and Octave 3.6.4 from Fink. I had to 
download and install SymPy by

sudo python setup.py install

I needed

octsympy_config ipc_system

Best regards,
Lukas


On 17.04.2014, at 15:34, Colin Macdonald <address@hidden> wrote:

> Hi,
> 
> I've been tinkering with making a symbolic package using the Python CAS 
> SymPy.  The goal is feature parity with other symbolic packages.
> 
> You can try it now, either git clone, or just download a .zip file (which 
> works as a GNU Octave package).
> 
> https://github.com/cbm755/octsympy
> 
> Here's some examples:
> 
> > pkg install octsympy-master.zip
> > pkg load octsympy
> > syms x y z a b c k
> > A = [sin(x/2) floor(exp(x*c)); ...
> acosh(x^(b*c)/pi) ceil(sin(x/gamma(x)))]
> > pretty(A)
> >
> > f = exp(-x^2);
> > F = fourier(f,x,k);
> > pretty(F)
> > g = ifourier(F,k,x);
> > simplify(f - g)
> >
> > limit(1/x, x, 0, 'left')
> 
> If you have problems with the Python communication (I've only tested on 
> GNU/Linux and my guess is it doesn't work out-of-box on Windows), try:
> 
> > octsympy_config ipc_system
> 
> I'd be happy to move everything elsewhere at some point, but for now, issue 
> tracker is also at GitHub, so please give it a try and file some bugs ;-)  
> Help also very much appreciated!
> 
> best,
> Colin
> 
> -- 
> Colin Macdonald
> University Lecturer in Numerical Methodologies
> Tutorial Fellow at Oriel College
> University of Oxford
>