positive semi-definite 半正定的 ; 半定正 ; 半正定
semi-definite matrix 半定矩阵 ; 半定阵
Semi-Definite Relaxation 半正定松弛 ; 了半正定松弛
Semi-definite and Semi-infinite Programming 半正定与半不定规划
semi-definite transformation 半定变换
positive semi-definite kernel 正半定核
hermitian positive semi definite matrix hermite正半定矩阵
Some equivalent representations of complex positive semi definite matrices are given by using equivalent conditions of positive semi definite of real symmetric matrix.
利用实对称矩阵的半正定之等价条件给出了复正半定矩阵的几个等价条件。
The author introduce the method of applying positive semi-definite quadratic form to prove inequality by giving several examples.
通过给出几个实例，介绍了利用二次型的半正定性证明不等式的方法。
Semi-finished goods and yarn has more harmful defects if using machine pick up cotton, so application of machine pick up cotton has definite localization.
机采棉纺纱半制品和成纱的有害疵点较多，其应用有一定的局限性。
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