Unitary operators on space Π
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Publication:3781621
DOI10.1007/BF02568519zbMath0639.47027MaRDI QIDQ3781621
Publication date: 1986
Published in: Acta Mathematica Sinica (Search for Journal in Brave)
standard decompositioncommon maximal semi-negative invariant subspaces, of the unitary operator and its inverse
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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