On the Regularisation in J-matrix Methods

J. Broeckhove (1) , V. Vasilevsky (2) , F. Arickx (1) , A. Sytcheva (1) ((1) Group Computational Modeling , Programming , University of Antwerp , Belgium; (2) Bogolyubov Institute for Theoretical Physics , Kiev

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keywords j-matrixregularizationalternativeapproachcalculationsconvergencedemonstrateeffects

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We investigate the effects of the regularization procedure used in the J-Matrix method. We show that it influences the convergence, and propose an alternative regularization approach. We explicitly perform some model calculations to demonstrate the improvement.

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On the Regularisation in J-matrix Methods

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