A. K. Abdikalykov, Kh. D. Ikramov, “Similarity automorphisms of the space of Hankel matrices”, Zap. Nauchn. Sem. POMI, 2019, Volume 482,Pages <nobr>5

Similarity automorphisms of the space of Hankel matrices

A. K. Abdikalykov^a, Kh. D. Ikramov^b

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

Abstract: The paper describes the nonsingular matrices $U$ such that for every Hankel matrix $A$ of the same order, $U^{-1}AU$ also is a Hankel matrix.

Key words and phrases: Hankel matrices, automorphisms, similarity transformations.

UDC: 512.64

Received: 11.01.2019