You're out of your element if you don't know that this element is also called wolfram
SEE ALSO: Invertible... [DOC] [TLE] Multiplying 4x4 matrices with complicated elements - taking long time [PAR] Also, the calculation is complicated enough that even if I define 5 out of 6 
variables and only keep the ... Where L, Smz and Sz are all 4x4 matrices with 
huge elements.