Krein Extension of an Even-Order Differential Operator

被引：0
|
作者：
Ya. I. Granovskyi
L. L. Oridoroga
机构：
[1] Institute of Applied Mathematics and Mechanics,
[2] Donetsk National University,undefined
来源：
Differential Equations | 2018年 / 54卷
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摘要：
We describe the Krein extension of the minimal operator associated with the expression A:= (−1)nd2n/dx2n on the interval [a, b] in terms of boundary conditions. We also describe all nonnegative extensions of the operator A and extensions with finitely many negative squares.
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页码：551 / 556
页数：5
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