[GiNaC-list] How to differentiate from a Tensor?
Vladimir V. Kisil
kisilv at maths.leeds.ac.uk
Fri Jul 14 11:59:55 CEST 2017
>>>>> On Fri, 14 Jul 2017 14:04:56 +0430, esarcush esarcush <esarcush at gmail.com> said:
EE> returning 0.
You are right: Implementation of ex::diff() for an indexed object
always returns 0.
If you have a reason for a different behaviour you need to derive your
own class for it.
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/
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