On Ambarzumyan-type theorems

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• 作者：V.A. Yurko ^{yurkova@info.sgu.ru}
• 关键词：Sturm&ndash ; Liouville differential operators ; Inverse spectral problems
• 刊名：Applied Mathematics Letters
• 出版年：2013
• 出版时间：April, 2013
• 年：2013
• 卷：26
• 期：4
• 页码：506-509
• 全文大小：191 K

文摘

Generalizations of the classical Ambarzumyan theorem are provided for wide classes of self-adjoint differential operators with arbitrary self-adjoint boundary conditions: scalar Sturm-Liouville operators, higher-order differential operators, matrix Sturm-Liouville operators and operators on spatial networks.