Sails for universal quadratic forms

arXiv2403.18390MaRDI QIDQ6527958

Vítězslav Kala, Siu Hang Man

Mathematics Subject Classification ID

General ternary and quaternary quadratic forms; forms of more than two variables (11E20) Lattices and convex bodies (number-theoretic aspects) (11H06) Quadratic forms over global rings and fields (11E12) Continued fractions and generalizations (11J70) Cubic and quartic extensions (11R16) Algebraic numbers; rings of algebraic integers (11R04) Totally real fields (11R80)

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