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Rinvariant

Function: rinvariant () Forms the Kretchmann-invariant (kinvariant) obtained by contracting the tensors

lriem[i,j,k,l]*uriem[i,j,k,l].

This object is not automatically simplified since it can be very large.

(%o1)                                true
(%i2) 

Related Examples

rinvariant

? rinvariant;

Calculate

rinvariant

? rinvariant;

Calculate