NOTE: Essays/TorsionTensor has been superseded by Essays/TensorExperiments.
J is used to implement tensor equations derived using the torsion tensor.
Download the script: File:Torsiontensor.ijs
Script 'torsiontensorE.ijs' is for use with the addendum.
Verbs in 'torsiontensor.ijs' are replaced to use 'k1', and
not 'k0' together with 'k1', to construct the torsion tensor.
Download the script: File:TorsiontensorE.ijs
Download MoinMoin source: File:TorsionTensorHD.ijs
Contributed by Tom Allen