Search Results - "Quadratic forms"

SoS Certification for Symmetric Quadratic Functions and Its Connection to Constrained Boolean Hypercube Optimization.

Authors: Kurpisz, Adam Potechin, Aaron Wirth, Elias

Source: Mathematics of Operations Research (INFORMS). Feb2026, Vol. 51 Issue 1, p255-276. 22p.

Quadratic forms and their duals.

Authors: Havlicek, Hans¹ havlicek@geometrie.tuwien.ac.at

Source: Elemente der Mathematik. 2026, Vol. 81 Issue 2, p54-70. 17p.

On some representation numbers by a∑xi2+b∑xixj representing one.

Authors: Eum, Ick Sun¹ (AUTHOR) zandc@dongguk.ac.kr

Source: Indian Journal of Pure & Applied Mathematics. Apr2026, Vol. 57 Issue 2, p321-337. 17p.

ON THE SPACE OF GENERALIZED THETA-SERIES FOR CERTAIN QUADRATIC FORMS OF SIX VARIABLES.

Authors: SHAVGULIDZE, KETEVAN¹ ketevan.shavgulidze@tsu.ge

Source: Transactions of A. Razmadze Mathematical Institute. Apr2026, Vol. 180 Issue 1, p113-121. 9p.

Existence and Construction of Tangential and Anisotropic Bases in Finite-Dimensional Quadratic Spaces.

Authors: Leones, Alexander Hurtado, Pedro Moreno, John et al.

Source: Mathematics (2227-7390). Mar2026, Vol. 14 Issue 5, p919. 18p.

Sum of Squares Decompositions and Rank Bounds for Biquadratic Forms.

Authors: Qi, Liqun Cui, Chunfeng Xu, Yi

Source: Mathematics (2227-7390). Feb2026, Vol. 14 Issue 4, p635. 16p.

Primes represented by shifted quadratic forms: on primitivity and congruence classes.

Authors: FUCHS, ELENA HSU, CATHERINE RICKARDS, JAMES et al.

Source: Acta Arithmetica. 2026, Vol. 222 Issue 4, p371-391. 21p.

Cubic congruences and binary quadratic forms.

Authors: SUN, ZHI-HONG¹ zhsun@hytc.edu.cn

Source: Acta Arithmetica. 2026, Vol. 222 Issue 2, p157-190. 34p.

Supersingular elliptic curves, binary quadratic forms and isogenies.

Authors: Goodarzi, Leila Daghigh, Hassan

Source: AUT Journal of Mathematics & Computing. Jan2026, Vol. 7 Issue 1, p19-31. 13p.

Lump waves in a generalized Bogoyavlensky-Konopelchenko model with spatially balanced derivatives.

Authors: Ma, Wen-Xiu^1,2,3,4 (AUTHOR) wma3@usf.edu

Source: Mathematics in Engineering. 2026, Vol. 8 Issue 1, p1-10. 10p.

PAIRS OF QUADRATIC FORMS OVER COMPLETE DISCRETELY VALUED FIELDS.

Authors: LEEP, DAVID B. SAHAJPAL, NANDITA

Source: Romanian Journal of Pure & Applied Mathematics / Revue Roumaine de Mathematiques Pures et Appliquees. 2026, Vol. 71 Issue 1/2, p31-54. 24p.

Riesz’s Ultra-Hyperbolic Kernel Associated with Weighted Distributions Defined by Quadratic Forms.

Authors: Cerutti, R. Dorrego, G. Luque, L.

Source: Palestine Journal of Mathematics. 2026, Vol. 15 Issue 1, p71-78. 8p.

Universality lifting from a general base field.

Authors: Kala, Vítězslav Kim, Daejun Lee, Seok Hyeong

Source: Revista Mathemática Iberoamericana. 2025, Vol. 41 Issue 6, p2379-2400. 22p.

Pfister's local-global principle for Azumaya algebras with involution.

Authors: Astier, Vincent Unger, Thomas

Source: Documenta Mathematica. 2025, Vol. 30 Issue 6, p1325-1364. 40p.

A Unified Framework for Rerandomization using Quadratic Forms.

Authors: Schindl, Kyle Branson, Zach

Source: Journal of the American Statistical Association. Jul2026, p1-24. 24p. 3 Illustrations.

Special pure gradings on simple Lie algebras of types E6, E7, E8.

Authors: Draper, Cristina Elduque, Alberto Kochetov, Mikhail

Source: Linear Algebra & its Applications. May2026, Vol. 737, p263-297. 35p.

Subjects: Lie algebras, Quadratic forms, Weyl groups

Isotropic vectors over global fields.

Authors: Koprowski, Przemysław¹ (AUTHOR)

Source: Mathematics of Computation. May2026, Vol. 95 Issue 359, p1541-1567. 27p.

Subjects: Quadratic forms, Algorithms, Algebraic field theory, Vector algebra, Computational mathematics

Exactness Conditions for Semidefinite Programming Relaxations of Generalization of the Extended Trust Region Subproblem.

Authors: Jiang, Rujun Li, Duan

Source: Mathematics of Operations Research (INFORMS). Aug2023, Vol. 48 Issue 3, p1235-1253. 19p.

Marshall's Quotient and the Arason–Pfister Hauptsatz for Reduced Special Groups.

Authors: Roberto, Kaique Matias de Andrade Mariano, Hugo Luiz

Source: Mathematics (2227-7390). Oct2025, Vol. 13 Issue 19, p3060. 15p.

Two classes of nearly optimal codebooks from generalized bent $ \mathbb{Z}_{4} $-valued quadratic forms.

Authors: Zhou, Junchao Pang, Tingting

Source: AIMS Mathematics. 2025, Vol. 10 Issue 10, p1-25. 25p.