Opuscula Mathematica
Opuscula Math. 37, no. 1 (), 65-80
Opuscula Mathematica

Towards theory of C-symmetries

Abstract. The concept of \(\mathcal{C}\)-symmetry originally appeared in \(\mathcal{PT}\)-symmetric quantum mechanics is studied within the Krein spaces framework.
Keywords: Krein space, \(J\)-self-adjoint operator, \(J\)-symmetric operator, Friedrichs extension, \(\mathcal{C}\)-symmetry.
Mathematics Subject Classification: 47A55, 47B25, 47A57, 81Q15.
Cite this article as:
S. Kuzhel, V. Sudilovskaya, Towards theory of C-symmetries, Opuscula Math. 37, no. 1 (2017), 65-80, http://dx.doi.org/10.7494/OpMath.2017.37.1.65
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ISSN 1232−9274, e-ISSN 2300−6919, DOI https://doi.org/10.7494/OpMath
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