Generalisations of Rellich's theorem on perturbation of (essentially) selfadjoint operators

1971 ◽  
Vol 119 (3) ◽  
pp. 276-280 ◽  
Author(s):  
Rainer W�st
Keyword(s):  
Selfadjoint Operators ◽  
Rellich’S Theorem

scholarly journals Resolvent estimates for non-selfadjoint operators with double characteristics

2012 ◽  
Vol 85 (1) ◽  
pp. 41-78 ◽  
Author(s):  
Joe Viola
Keyword(s):  
Resolvent Estimates ◽  
Selfadjoint Operators

Spectral Theory of Selfadjoint Operators in H →

2019 ◽  
pp. 371-393
Author(s):  
K. Kong Wan
Keyword(s):  
Spectral Theory ◽  
Selfadjoint Operators

Probability, Selfadjoint Operators, Unit Vectors and the Need for Complexness

2019 ◽  
pp. 175-187
Author(s):  
K. Kong Wan
Keyword(s):  
Selfadjoint Operators ◽  
Unit Vectors

Symmetric and Selfadjoint Operators in ℋ →

2020 ◽  
pp. 115-119
Author(s):  
K. Kong Wan
Keyword(s):  
Selfadjoint Operators ◽  
Symmetric And Selfadjoint Operators

Probability, Selfadjoint Operators, Unit Vectors and the Need for Complexness

2020 ◽  
pp. 51-53
Author(s):  
K. Kong Wan
Keyword(s):  
Selfadjoint Operators ◽  
Unit Vectors

Generalized Selfadjoint Operators

2009 ◽  
pp. 329-334
Author(s):  
Ivan Ya. Ivasiuk
Keyword(s):  
Selfadjoint Operators

scholarly journals Maximal J-semi-definite invariant subspaces of unbounded J-selfadjoint operators in Krein spaces

2021 ◽  
Vol 494 (2) ◽  
pp. 124597
Author(s):  
Heinz Langer ◽  
Christiane Tretter
Keyword(s):  
Invariant Subspaces ◽  
Selfadjoint Operators ◽  
Krein Spaces
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