\input zb-basic \input zb-ioport \iteman{io-port 03911237} \itemau{MacCallum, M.A.H.} \itemti{Algebraic computing in general relativity.} \itemso{Classical general relativity, Proc. Conf., London 1983, 145-171 (1984).} \itemab [For the entire collection see Zbl 0547.00031.] The author gives a review of the applications of computer algebra in general relativity from the user's point of view. A good comparison of the most frequently used systems can be found in this paper. \itemrv{Bernd Wegner} \itemcc{} \itemut{computer algebra; general relativity} \itemli{} \end