Abstract
A general discussion is given for the validity ofCauchy's formula (with a finite number of subtractions) for the partial wave scattering amplitudes in the case of singular potential.
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We like to thank Prof. W.Brittin for his hospitality in Colorado Summer Institute for Theoretical Physics, where part of this work was done. We also appreciate helpful discussions with Prof. A. P.Balachandran.
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Aly, H.H., Wit, R. Subtraction in potential scattering. Z. Physik 201, 129–133 (1967). https://doi.org/10.1007/BF01332180
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DOI: https://doi.org/10.1007/BF01332180