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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive
Zap. Nauchn. Sem. POMI, 2015 Volume 439, Pages 5–12 (Mi znsl6195)
On the eigenvalues of certain classes of normal Toeplitz-plus-Hankel matrices

A. K. Abdikalykova, Kh. D. Ikramovb

a Kazakhstan Branch of Lomonosov Moscow State University, Astana, Kazakhstan
b Lomonosov Moscow State University, Moscow, Russia

Abstract: Certain classes of normal Toeplitz-plus-Hankel matrices whose eigenvalues can be computed as efficiently as those of circulants are indicated.

Key words and phrases: $(T+H)$-matrices, centralizer, eigenvalues, normal matrices.

UDC: 512.643.5+512.643.8

Received: 15.09.2015


 English version: Journal of Mathematical Sciences (New York), 2016, 216:6, 725–729

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© Steklov Math. Inst. of RAS, 2024