Ambarzumyan-type theorem for the impulsive Sturm–Liouville operator
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AbstractWe prove that if the Neumann eigenvalues of the impulsive Sturm–Liouville operator {-D^{2}+q} in {L^{2}(0,\pi)} coincide with those of the Neumann Laplacian, then {q=0}.
2004 ◽
Vol 41
(3)
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pp. 347-378
2010 ◽
Vol 12
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pp. 137-142
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2004 ◽
Vol 45
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pp. 4255-4260
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2016 ◽
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2010 ◽
Vol 62
(7)
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pp. 1005-1017
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