On J-semiunitary operators in Hilbertian J-spaces
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Publication:1224769
DOI10.1007/BF01105392zbMath0324.47024MaRDI QIDQ1224769
Publication date: 1975
Published in: Mathematical Notes (Search for Journal in Brave)
Spaces with indefinite inner product (Kre?n spaces, Pontryagin spaces, etc.) (46C20) Linear operators on spaces with an indefinite metric (47B50)
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