The representation of a definite quadratic form as a sum of two others

DOI10.2307/1968831zbMath0017.38803OpenAlexW2326523184MaRDI QIDQ2645922

L. J. Mordell

Publication date: 1937

Published in: Annals of Mathematics. Second Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/1968831

Mathematics Subject Classification ID

Sums of squares and representations by other particular quadratic forms (11E25) Representation problems (11D85)

Related Items (8)

Solving \(XX^{tr}=A\) over the integers ⋮ The many aspects of the Pythagorean triangles ⋮ Lifting problem for universal quadratic forms ⋮ On a Waring’s problem for integral quadratic and Hermitian forms ⋮ Representations of positive definite senary integral quadratic forms by a sum of squares ⋮ \(\{0,1\}\) completely positive matrices ⋮ Representations of integral quadratic forms by sums of squares ⋮ On a Waring's problem for Hermitian lattices

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