The reduction of positive quaternary quadratic forms
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Publication:2646192
DOI10.2307/1968547zbMath0020.00801OpenAlexW2324999888MaRDI QIDQ2646192
Publication date: 1939
Published in: Annals of Mathematics. Second Series (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.2307/1968547
General ternary and quaternary quadratic forms; forms of more than two variables (11E20) Quadratic forms (reduction theory, extreme forms, etc.) (11H55)