Abstract
A simpler proof is given of a slightly stronger version of a convergence result of Chawla and Katti.
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References
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Andrew, A.L. The accuracy of Numerov's method for eigenvalues. BIT 26, 251–253 (1986). https://doi.org/10.1007/BF01933751
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DOI: https://doi.org/10.1007/BF01933751