SHEEP - Symbolic math, especially tensor analysis and General Relativity.
Inge Frick, Stockholm, late 70s to early 80s. Implemented in DEC-10
assembly language, then in several LISPs. Current version for Sun-3, based
on Portable Standard LISP. "Sheep, a Computer Algebra System for General
Relativity", J.E.F. Skea et al in Proc First Brazilian School on Comp Alg,
W. Roque et al eds, Oxford U Press 1993, v2.
ftp://galois.maths.gmw.ac.uk/homeftp/pub/sheep
Comments, Experience, Additions
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