1、endLP OPTIMUM FOUND AT STEP 4OBJECTIVE FUNCTION VALUE 1) 4800.000 VARIABLE VALUE REDUCED COST X11 500.000000 0.000000 X21 500.000000 0.000000 X12 0.000000 0.266667 X22 0.000000 0.000000 X 0.000000 0.400000 ROW SLACK OR SURPLUS DUAL PRICES 2) 0.000000 9.600000 3) 500.000000 0.000000 4) 0.000000 -9.60
2、0000 5) 0.000000 -9.333333 6) 500.000000 0.000000 NO. ITERATIONS= 4(二)求R2max 4.8x11+4.8x21+5.6x12+5.6x22-8xx4.8x11+4.8x21+5.6x12+5.6x22-8x-r2=1000 LP OPTIMUM FOUND AT STEP 7 OBJECTIVE FUNCTION VALUE 1) 6000.000 VARIABLE VALUE REDUCED COST X11 0.000000 0.000000 X21 0.000000 0.400000 X12 1500.000000 0
3、.000000 X22 1000.000000 0.000000 X 1000.000000 0.000000 R2 5000.000000 0.000000 2) 0.000000 8.000000 3) 0.000000 2.000000 4) 0.000000 -6.400000 5) 0.000000 -6.000000 7) 0.000000 0.000000 8) 0.000000 0.000000 NO. ITERATIONS= 7 (三)求R3max 4.8x11+4.8x21+5.6x12+5.6x22-6x15004.8x11+4.8x21+5.6x12+5.6x22-6x
4、-r3=3000End LP OPTIMUM FOUND AT STEP 0 OBJECTIVE FUNCTION VALUE 1) 8000.000 X21 0.000000 1.400000 R3 5000.000000 0.000000 2) 0.000000 6.000000 3) 0.000000 5.000000 4) 0.000000 -2.400000 5) 0.000000 -1.000000 6) 0.000000 0.000000 7) 500.000000 0.000000 NO. ITERATIONS= 0方法二model:max=4.8*x11+4.8*x21+5.
5、6*x12+5.6*x22-10*x1-8*x2-6*x3;x1500;x2x3x11+x120;0.4*x12-0.6*x22x1+x2+x3-x=0;(x1-500)*x2=0;(x2-500)*x3=0;Local optimal solution found at iteration: 9 Objective value: 4800.000 Variable Value Reduced Cost X11 500.0000 0.000000 X21 500.0000 0.000000 X12 0.000000 0.000000 X22 0.000000 0.4000000 X1 0.00
6、0000 0.4000000 X2 0.000000 0.000000 X3 0.000000 0.000000 X 0.000000 0.000000 Row Slack or Surplus Dual Price 1 4800.000 1.000000 2 500.0000 0.000000 3 500.0000 0.000000 4 500.0000 0.000000 5 0.000000 9.600000 6 500.0000 0.000000 7 0.000000 -9.600000 8 0.000000 -10.00000 9 0.000000 -9.600000 10 0.000000 -0.3200000E-02 11 0.000000 -0.7200000E-02我们加上x10后10; 21 5000.000
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