lingo的运行错误问题我的lingo程序模型是这样:MODEL:SETS:QUARTERS/1..1000/:X;ENDSETSMIN = @SUM(QUARTERS(i)|@MOD(i,2)#EQ#0:X(i);) - @SUM(QUARTERS(i)|0#NE#@MOD(i,2):X(i););@for(QUARTERS(i):@sum(QUARTERS(i):X(i)) >= 1000 ;);@for(QUARTERS(

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/27 01:59:58

lingo的运行错误问题
我的lingo程序模型是这样:
MODEL:
SETS:
QUARTERS/1..1000/:X;
ENDSETS
MIN = @SUM(QUARTERS(i)|@MOD(i,2)#EQ#0:X(i);) - @SUM(QUARTERS(i)|0#NE#@MOD(i,2):X(i););
@for(QUARTERS(i):@sum(QUARTERS(i):X(i)) >= 1000 ;);
@for(QUARTERS(i):@sum(QUARTERS(i)|0#EQ#@MOD(i,2):X(i))

就是没有可行解 没别的问题