On the Structure of Positive Semi-Definite Finite Rank General Domain Hankel and Toeplitz Operators in Several Variables
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DOI: 10.1007/s11785-016-0596-6
Abstract: Multivariate versions of the Kronecker theorem in the continuous multivariate setting has recently been published, that characterize the generating functions that give rise to finite rank multidimensional Hankel and Toeplitz type operators defined on general… read more here.
Keywords: semi definite; toeplitz; positive semi; hankel toeplitz ... See more keywords
Positive semi-definite 2 × 2 block matrices and norm inequalities
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DOI: 10.1016/j.laa.2018.03.046
Abstract: Abstract Let M = [ A X X ⁎ B ] ∈ C 2 n × 2 n be positive semi-definite 2 × 2 block matrix, where A , B , X ∈ C n… read more here.
Keywords: semi definite; positive semi; definite block; norm ... See more keywords