TY - JOUR A1 - Grotendorst, Johannes T1 - A Maple package for transforming series, sequences and functions JF - Computer Physics Communications. 67 (1991), H. 2 Y1 - 1991 SN - 0010-4655 SP - 325 EP - 342 ER - TY - JOUR A1 - Grotendorst, Johannes T1 - Approximating functions by means of symbolic computation and a general extrapolation method JF - Computer Physics Communications. 59 (1990), H. 2 Y1 - 1990 SN - 0010-4655 SP - 289 EP - 301 ER - TY - JOUR A1 - Grotendorst, Johannes A1 - Scott, Tony C. A1 - Aubert-Frécon, Monique A1 - Andrae, D. A1 - Morgan III, J. D. A1 - Glasser, M. L. T1 - Exchange Energy for Two-Active-Electron Diatomic Systems within the Surface Integral Method / Scott,T. C .; Aubert-Frécon, M. ; Andrae, D. ; Grotendorst, J. ; Morgan III, J. D. ; Glasser, M. L. JF - Applicable Algebra in Engineering, Communication and Computing. 15 (2004), H. 2 Y1 - 2004 SN - 0938-1279 N1 - zugl. Technical Report FZJ-ZAM-IB-2004-02, April 2004, 24 pages SP - 101 EP - 128 ER -