The Computer Journal 1970 13(1):32-39; doi:10.1093/comjnl/13.1.32
© 1970 by British Computer Society
An algebra system
D. Barton1 *,
S. R. Bourne2
and
J. P. Fitch3 ¶
1 Institute of Theoretical Astronomy, Cambridge, UK, 2 Trinity College, Cambridge, UK, 3 University Mathematical Laboratory, Cambridge, UK
This paper describes a computing system that enables problems of manipulative algebra involving a number of elementary functions to be simply and efficiently programmed. The system has been designed with particular reference to the problems involved in the explicit calculation of the Riemann tensor and associated quantities.
Received March 1969.
* Institute of Theoretical Astronomy, Cambridge
Trinity College, Cambridge
¶ University Mathematical Laboratory, Cambridge

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