An Elementary Proof for the Exact Relaxation for Rank One Moment Matrices in Multi-Polynomial SOS Relaxation. Minimax Theory and its Applications, [S. l.], v. 4, n. 2, p. 329–339, 2019. Disponível em: https://journalmta.com/index.php/jmta/article/view/68. Acesso em: 11 aug. 2026.