Works citing this work

2 works

Work: An eigenvalue multiplicity formula for the Schur complement of a 3 × 3 block operator matrix

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   ABIABI:AkademIndex/openalex/2023.article.003144

2. Analytic description of the essential spectrum of a family of 3×3 operator matrices

   Tulkin H. Rasulov, Nargiza Ahmedovna Tosheva

   ArticleMatrix Theory and AlgorithmsNanosystems Physics Chemistry Mathematics20190 citations

   ABIABI:AkademIndex/openalex/2019.article.000524