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SCIE
SCOPUS
HYPERCYCLICITY AND WEYI, TYPE THEOREMS FOR OPERATOR MATRICES
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An, Il Ju;
Heo, Jaeseong
Article
Issue Date
2018
Citation
OPERATORS AND MATRICES, v.12, no.2, pp.321 - 332
Publisher
ELEMENT
SCIE
SCOPUS
Decomposability of Krein Space Operators
An, Il Ju;
Heo, Jaeseong
Article
Issue Date
2020
Citation
FILOMAT, v.34, no.9, pp.3119 - 3129
Publisher
UNIV NIS, FAC SCI MATH
SCIE
SCOPUS
Weyl Type Theorems for Selfadjoint Operators on Krein Spaces
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open access
An, Il Ju;
Heo, Jaeseong
Article
Issue Date
2018
Citation
FILOMAT, v.32, no.17, pp.6001 - 6016
Publisher
UNIV NIS, FAC SCI MATH
SCIE
SCOPUS
Corrigendum to: Weyl type theorems for selfadjoint operators on Krein spaces (Filomat 32, 17, 2018, 6001–6016)
An, Il Ju;
Heo, Jaeseong
Article
Issue Date
2022
Citation
Filomat, v.36, no.10, pp.3259 - 3260
Publisher
University of Nis
SCIE
SCOPUS
Numerical ranges and complex symmetric operators in semi-inner-product spaces
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open access
An, Il Ju;
Heo, Jaeseong
Article
Issue Date
2022
Citation
Journal of Inequalities and Applications, v.2022, no.1, pp.1 - 15
Publisher
Institute for Ionics
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Author
Heo, Jae seong
5
Subject
s theorem
3
essential spectrum
2
J-Browder spectrum
2
J-Browder&apos
2
J-Fredholm index
2
J-kernel
2
J-Weyl spectrum
2
J-Weyl&apos
2
Krein space
2
2 x 2 operator matrices
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English
5
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Filomat
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