SHEEP

mathematics, tool A package for symbolic mathematics,

especially tensor analysis and General Relativity, developed

by Inge Frick in Stockholm in the late 1970s to early 1980s.

SHEEP was implemented in DEC-10 assembly language, then in

several LISPs. The current version runs on Sun-3 and is

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].

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(2002-12-28)