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首页> 外文期刊>Electronic Journal of Qualitative Theory of Differential Equations >On existence of the resolvent and discreteness of the spectrum of a class of differential operators of hyperbolic type
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On existence of the resolvent and discreteness of the spectrum of a class of differential operators of hyperbolic type

机译:一类双曲型微分算子的分解和谱的离散性

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摘要

The existence and compactness of the resolvent are studied in this paper. One of the main results is the criterion of discreteness of the spectrum of a hyperbolic singular differential operator.
机译:研究了分解剂的存在性和紧致性。主要结果之一是双曲奇异差分算子的频谱离散性判据。

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