Representation of the direct sum of two quadratic fields by rational symmetric matrices

DOI10.1007/BF01213899zbMath0453.15013MaRDI QIDQ1148968

L. I. Roginskij

Publication date: 1981

Published in: Journal of Soviet Mathematics (Search for Journal in Brave)

zbMATH Keywords

representation of the direct sum of two quadratic fields by rational symmetric matrices

Mathematics Subject Classification ID

Quadratic extensions (11R11) Hermitian, skew-Hermitian, and related matrices (15B57) Cubic and quartic extensions (11R16) Polynomials (irreducibility, etc.) (11R09)

Cites Work

• Classes of matrices over an integral domain
• Characteristic polynomials of symmetric matrices
• Symmetric matrices, characteristic polynomials, and Hilbert symbols over local number fields
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