Symbolic Tensor Calculus -- Functional and Dynamic Approach
  In this paper, we briefly discuss the dynamic and functional approach to computer symbolic tensor analysis. The ccgrg package for Wolfram Language/Mathematica is used to illustrate this approach. Some examples of applications are attached. 
A. Woszczyna, P. Plaszczyk, W. Czaja, Z. A. Golda
cs.SC gr-qc physics.comp-ph