I think it would be useful. Aaron Meurer
On Tue, Feb 10, 2015 at 6:43 AM, Guillaume Anciaux <[email protected]> wrote: > Dear all, > > I am interested in doing a small thing (perhaps). > > I wish to have an 'indexed function' > > The purpose would be to have something like > ************** > f = symbols('f', cls=IndexedFunction) > i = Idx('i') > print diff(f[i](x),x) > ************** > > I cannot compute derivatives if the dependency to x is not provided. > > 1) Can it be done ? > 2) Is this a proper way to asses derivatives of vector/tensor fields and > associated derivatives ? > > Thanks in advance for your help. > > > > > -- > You received this message because you are subscribed to the Google Groups > "sympy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sympy. > To view this discussion on the web visit > https://groups.google.com/d/msgid/sympy/edb80c92-f0e9-4cab-ac39-18a239c9a650%40googlegroups.com. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAKgW%3D6KmD0ZdmATAWHRmshhDYjCd9YUqRQ8MQb7S9aGLtHSc6g%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
