mean-variance

基本解釋

An algorithm based on inverse matrix for mean variance portfolio selection model is proposed.
介紹均值方差資產(chǎn)組合選擇模型的一種以逆矩陣為基礎的算法。
We proposed a mean variance portfolio selection model with the restricted short sales.The model was a convex quadric programming problem and was solved by the pivoting algorithm.
摘要本文提出了限制性賣空的均值-方差投資組合模型，通過變量替換將該模型轉變?yōu)橐话愣我?guī)劃問題，從而運用不等式組的旋轉算法進行求解。
My ideas are at variance with his.
我的思想和他的不同。
A Pivoting Based Algorithm for Self-Financing Mean Variance Portfolio Model
自融資均值方差投資組合模型的旋轉算法
Nothing can set the twin brothers at variance.
沒有什么事能使這對雙胞胎兄弟吵起來。