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# 1.4 修正单纯型法 - PowerPoint PPT Presentation

1.4 修正单纯型法. 原单纯型法迭代所需存储量大 原单纯型法有不必要的计算量 1.4.1 修正单纯型的原理. 1.4.1 修正单纯型的原理. 关键是求新基的逆矩阵 B  1 仍然可以采用四角算法 混合算法 当前基的逆矩阵 B  1 在原单纯型表的什么位置上？ 在初始可行基向量位置上 ( A N | I )  ( I | A N  1 ).

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1.4 修正单纯型法

• 原单纯型法迭代所需存储量大

• 原单纯型法有不必要的计算量

1.4.1 修正单纯型的原理

1.4.1 修正单纯型的原理

• 关键是求新基的逆矩阵 B1

• 仍然可以采用四角算法

• 混合算法

• 当前基的逆矩阵 B1在原单纯型表的什么位置上？

• 在初始可行基向量位置上

( AN | I )  ( I | AN1 )