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Research Papers
Emergence and disappearance of the discrete spectrum in a gap of a second-order periodic operator under decreasing perturbations with alternating signs
O. L. Safronov St. Petersburg State University, Faculty of Physics
Received: 05.08.1996
Citation:
O. L. Safronov, “Emergence and disappearance of the discrete spectrum in a gap of a second-order periodic operator under decreasing perturbations with alternating signs”, Algebra i Analiz, 9:1 (1997), 148–166; St. Petersburg Math. J., 9:1 (1998), 107–120
Linking options:
https://www.mathnet.ru/eng/aa753 https://www.mathnet.ru/eng/aa/v9/i1/p148
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