機械優(yōu)化設(shè)計6線性規(guī)劃(編輯修改稿)
2024-11-14 16:19 本頁面
【文章內(nèi)容簡介】 1132335)1( ????F* ⅰ) 因為 ,故 也必須大于 0, 否則不滿足可行性要求 。 0, 21 ?bb 2313 ,aa6, . .. ,2,1, . ..053244253224)(m i n6432154321654321??????????????????jxxxxxxxxxxxxxxxxxXFj?????????????)35(335)2(224336335xxxxxx2021/11/12 16 進(jìn)基 4x 去掉了 6x5, .. . ,2,1, .. .05324423224)(m i n43215432154321????????????????jxxxxxxxxxxxxxxxXFj(1) (2) 1)確定進(jìn)基變量 03183103311231231332123223133114421???????????????????????:3)2( ? (3) (4) 353132314321 ???? xxxx:)1()2()3( ???3231031315421 ???? xxxx????miijBijj acc1?2021/11/12 17 2)確定離基變量 310/32531/3521?????? 離基 5x(1) (2) 4321 224)(m i n xxxxXF ????323103131353132314214321???????xxxxxxx?)2(X [0 0 8/5 1/5 0 0]T 251258)2( ????F:310/)2( (3) (4) 51101101421 ??? xxx:)1()31()3( ??? 58107103 321 ??? xxx35313231 4321 ???? xxxx323103131 5421 ???? xxxx2021/11/12 18 4. 第三次變換頂點 1) 確定進(jìn)基變量 10121071210121031421???????????????? 故 為最優(yōu)點 , 為最優(yōu)值 : )2(X)2(F?? )2(* XX [0 0 8/5 1/5 0 0]T 251258)2(* ????? FF51101101421 ??? xxx58107103321 ??? xxx4321 224)(m in xxxxXF ????2021/11/12 19 三 .用單純形表求解線性規(guī)劃 例 .用初等變換法求解 解 :增廣矩陣 : ????????1125452121xxxx?????? ??1112545,510301??????????????1112301???????111239013?????????????5321xx2021/11/12 20 6,...,2,1,...053244253224)(m i n6432154321654321??????????????????jxxxxxxxxxxxxx
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