[GiNaC-list] Given a formal iterated derivative (GiNaC::fderivative), what actually is it?

Vladimir V. Kisil kisilv at maths.leeds.ac.uk
Fri Apr 8 14:08:16 CEST 2016


	Dear All,
	
>>>>> On Thu, 7 Apr 2016 17:30:52 +0200, Ricardo Buring <ricardo.buring at gmail.com> said:
    RB> Now, I would like to obtain the list [0, 0,
    RB> 0, 1, 1] from the above expression.
    RB> Could an accessor or some such be implemented
    RB> so this (basic) operation becomes possible?

    I am attaching a patch which returns the list of indices of the
  partial derivatives as op(nops()-1).

  Best wishes,
  Vladimir
-- 
Vladimir V. Kisil                 http://www.maths.leeds.ac.uk/~kisilv/
  Book:     Geometry of Mobius Transformations     http://goo.gl/EaG2Vu
  Software: Geometry of cycles          http://moebinv.sourceforge.net/
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0001-Returning-the-list-of-indices-for-partial-derivative.patch
Type: text/x-diff
Size: 1771 bytes
Desc: c++ patch
URL: <http://www.cebix.net/pipermail/ginac-list/attachments/20160408/a2e7de25/attachment.bin>
-------------- next part --------------
  


More information about the GiNaC-list mailing list