On Sat, May 2, 2009 at 12:54 PM, Maurizio <[email protected]> wrote: > > Hi, > > I had previously been interested in implementing delta dirac function > in pynac, especially for Laplace transform, so maybe I can give you a > couple of references. > > First of all, the (quite long) thread about this in the sage-devel > group: > > http://groups.google.com/group/sage-devel/browse_frm/thread/91289956e4db80c6/368c6c89935b85ad?lnk=gst&q=delta+dirac+pynac#368c6c89935b85ad > > In the first response, Burcin had given a link to his (very basic) > draft of the dirac_delta function that he sent me a couple of weeks > ago. > > Moreover, I think another interesting thread is the one on the SymPy > bugtracker: > > http://code.google.com/p/sympy/issues/detail?id=672 > > At the end of this thread, they have the DiracDelta implemented, so > you can actually read some python code implementing dirac delta, > although based on SymPy. > > I can't give references about Maxima, because I'm not able to > understand LISP, so that would have been useless to me. > > My final comment is that, I have understood that I should better wait > for SAGE 4.0 to come back with these kind of issues, because that > would be the first release (if I got it right) with Pynac enabled > (maybe by default?), and so after that we can start working on > building something on top of it.
Yes, that is exactly right. > I am not even sure if something in > Pynac engine is not going under some rewriting or development. But I > think that 4.0 is coming soon! Don't worry -- 4.0 is indeed coming soon. William --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-devel URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
