On positive definite biquadratic forms irreducible to sums of squares of bilinear forms

zbMath0886.11022MaRDI QIDQ1358180

D. V. Matyukhin

Publication date: 13 July 1997

Published in: Moscow University Mathematics Bulletin (Search for Journal in Brave)

zbMATH Keywords

quadratic formbilinear formsum of squaresopen setbiquadratic form

Mathematics Subject Classification ID

Forms of degree higher than two (11E76) Bilinear and Hermitian forms (11E39)

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