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O H Hald1 and J R McLaughlin1
Published under licence by IOP Publishing Ltd
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Citation O H Hald and J R McLaughlin 1989 Inverse Problems 5 307
DOI 10.1088/0266-5611/5/3/008
The authors show that the coefficients in a second-order differential equation can be determined from the positions of the nodes for the eigenfunctions. They prove uniqueness results, derive approximate solutions, give error bounds and present numerical experiments.
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