Narrowing the Gap: SOS Ranks of $4 \times 3$ Biquadratic Forms and a Lower Bound of $8$

Fuente: arXiv

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Bibliographic Details
Main Authors:	Xu, Yi, Cui, Chunfeng, Qi, Liqun
Format:	Preprint
Published:	2026
Subjects:	Optimization and Control
Online Access:	Acceder al recurso
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Internet

https://arxiv.org/abs/2602.21570