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Parseval's identity for biorthonormal systems
Author(s) -
Lathouwers Luc
Publication year - 1977
Publication title -
international journal of quantum chemistry
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 0.484
H-Index - 105
eISSN - 1097-461X
pISSN - 0020-7608
DOI - 10.1002/qua.560110208
Subject(s) - parseval's theorem , identity (music) , theoretical physics , epistemology , mathematics , philosophy , physics , mathematical analysis , fourier transform , fourier analysis , fractional fourier transform , aesthetics
Parseval's identity for orthonormal bases in Hilbert space is generalised to characterise uniquely biorthonormal bases among biorthonormal systems.