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ykxcfo

铁虫 (小有名气)

[交流] 【求助】急!!!我在用Lindo软件编译一个程序,出现了问题,请求您的帮助!谢谢了

我的程序是这样的:
MIN Z;
subject to
3296.4X1+1820.5X2+5470.2X3+2255.7X4+3363.2X5+5689.6X6+2594.3X7+2236.0X8+3900.0X9+10069.2X10+7590.2X11+3533.6X12+2931.8X13+2683.6X14+11111.4X15-3296.4Z=0;
101397X1+149534X2+190689X3+367603X4+177235X5+520470X6+39810X7+58189X8+59269X9+280053X10+250363X11+54555X12+196035X13+68579X14+596643X15-101397Z=0;
5227188X1+1479873.4X2+3249421.0X3+1891252.6X4+1293432.4X5+3164488.3X6+1742325.2X7+x8+4229481.5X9+6653202.1X10+5684275.0X11+2524901.0X12+2505241.2X13+1889654.3X14+4988242.5X15-5227188.0Z=0;
453.1X1+172.0X2+488.1X3+357.2X4+239.3X5+476.0X6+259.9X7+459.2X8+264.5X9+645.7X10+580.7X11+320.9X12+412.2X13+271.9X14+874.3X15-453.1Z=0;
7870.28X1+4359.15X2+11660.43X3+4752.54X4+4791.48X5+9251.15X6+4275.12X7+4275.12X8+6188.90X9+21645.08X10+15742.51X11+6148.73X12+7614.55X13+4670.53X14+22077.36X15=7870.28;
2615.26X1+1118.76X2+3399.15X3+1629.58X4+1385.90X5+2942.13X6+1552.90X7+1964.76X8+3763.15X9+6236.42X10+5512.66X11+2715.43X12+2775.43X13+1804.79X14+6517.96X15=2615.26;
X1>=0;
X2>=0;
X3>=0;
X4>=0;
X5>=0;
X6>=0;
X7>=0;
X8>=0;
X9>=0;
X10>=0;
X11>=0;
X12>=0;
X13>=0;
X14>=0;
X15>=0;
end
错误提示是这样的:
FIRST CHARACTER OF A VARIABLE NAME MUST BE A LETTER。
THE FOLLOWING WAS INTERPRETED:
70.2X3+2255.7X4+3363.2X5+5689.6X6+2594.3X7+2236.0X8+3900.0X9

不过,我怎么也没发现那个变量有问题,很苦恼,请您给我指点一二,谢您了!

[ Last edited by zzgyb on 2008-6-3 at 16:55 ]
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