TY - JOUR AU - Shen, Shu-Qian AU - Huang, Ting-Zhu TI - On symmetric matrices with exactly one positive eigenvalue JO - ELA. The Electronic Journal of Linear Algebra PY - 2010 SP - 158 EP - 167 VL - 20 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/item/EEJLA_2010__20__a42/ LA - en ID - EEJLA_2010__20__a42 ER -