Criterion of Bari basis property for 2 × 2 Dirac‐type operators with strictly regular boundary conditions

Anton A. Lunyov

Mathematische Nachrichten, 2023, vol. 296, issue 9, 4125-4151

Abstract: The paper is concerned with the Bari basis property of a boundary value problem associated in L2([0,1];C2)$L^2([0,1]; \mathbb {C}^2)$ with the following 2 × 2 Dirac‐type equation for y=col(y1,y2)$y = \operatorname{col}(y_1, y_2)$: LU(Q)y=−iB−1y′+Q(x)y=λy,B=b100b2,b1

Date: 2023
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https://doi.org/10.1002/mana.202200095

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