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keynote:lesson15 [2010/07/02 10:43] 10607023 |
keynote:lesson15 [2010/07/02 12:27] 10607023 |
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变量消去法 \\ | 变量消去法 \\ | ||
1.给出可行点//x//<sub>1</sub>,ε≥0,//k//=1 \\ | 1.给出可行点//x//<sub>1</sub>,ε≥0,//k//=1 \\ | ||
- | 2.计算 | + | 2.计算{{:keynote:y1.jpg|}},其中划分使得//A//<sub>//B//</sub>非奇异;\\ |
- | + | 计算{{:keynote:15-2.png|}}及{{:keynote:15-3.png|}} \\ | |
+ | 3.如果{{:keynote:15-04.jpg|}},则停止;否则利用某种方式产生下降方向{{:keynote:15-05.jpg|}},即使得{{:keynote:15-06.jpg|}}; \\ | ||
+ | 4.{{:keynote:15-07.jpg|}}进行线性搜索给出//α//<sub>//k//</sub> >0,令{{:keynote:15-08.jpg|}} \\ | ||
+ | 转2步。 \\ | ||
<note important>edit by 10607023 俞荣栋</note> | <note important>edit by 10607023 俞荣栋</note> |