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ELLISON, D. Efficient automatic integration of ordinary differential equations with dlscontinuihes. Math. Comput. Simul. 23, 1 (1981), 12-20.

3

C. W. Gear, Runge-Kutta Starters for Multistep Methods, ACM Transactions on Mathematical Software (TOMS), v.6 n.3, p.263-279, Sept. 1980  [doi>10.1145/355900.355901]

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6

HINDMARSH, A. GEAR: Ordinary differential equation solver. Tech. Rep UCID-30001, Revision 3, Lawrence Livermore National Laboratories, Livermore, Calif., 1974.

7

MANNSHARDT, R. One-step methods of any order for ordinary difi~rential equations with discontinuous right-hand sides. Numer. Math. 31, 2 (1978), 131-152.

8

MUNTER, P. Numeriske metoder til lcsing of systemer of saedvanlige differentlallignmger indeholdende diskontinulteter. Rapport F40-78.03, Laboratoriet for K~leteknik, Techmcal University of Denmark, 1978 (report is in Damsh)

9

O'REGAN, P.G Step size adjustment at discontinuities for fourth order Runge-Kutta methods. Comput. J 13, 4 (1970), 401-404.

10

THOMSEN, P.G. Numermal simulation in theory and praxis. Mathematics and Computation Tech. Rep. 2/79, Department of Mathematics, University of Trondhelm, Norway 1979.

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C. W. Gear: colleagues

O. Osterby: colleagues