基于H-张量的齐次多项式正定性的判定
孙德淑, 柏冬健, 王峰
New criteria based H-tensors for identifying the positive definiteness of multivariate homogeneous forms
SUN De-shu, BAI Dong-jian, WANG Feng
兰州理工大学学报 . 2021, (5): 155 -161 .