Question

lingo 1017错误，怎么解决？

min=xy1+xy2+xy3+xy4;
y1=11310*x11+11360*x12+11350*x13+11260*x14+11370*x15;
y2=11790*x21+11730*x22+11760*x23+11720*x24+11780*x25;
y3=9040*x31+9090*x32+9060*x33+9050*x34+9040*x35;
y4=12510*x41+12490*x42+12530*x43+12560*x44+12540*x45;
z1=11310*x11+11790*x21+9040*x31+11510*x41;
z2=11360*x12+11730*x22+9090*x32+12490*x42;
z3=11350*x13+11760*x23+9060*x33+12530*x43;
z4=11260*x14+11720*x24+9050*x34+12560*x44;
z5=11370*x15+11780*x25+9040*x35+12540*x45;
m1=x11+x12+x13+x14+x15;
m2=x21+x22+x23+x24+x25;
m3=x31+x32+x33+x34+x35;
m4=x41+x42+x43+x44+x45;
xy1=@if(m1<=100,y1,y1+14000*(m1-100));
xy2=@if(m2<=150,y2,y2+8000*(m2-150));
xy3=@if(m3<=120,y3,y3+11000*(m3-120));
xy4=@if(m4<=130,y4,y4+15000*(m4-130));
xy1<=200;
xy2<=320;
xy3<=240;
xy4<=280;
z1=110;
z2=160;
z3=80;
z4=200;
z5=100;

Answer 1

min=xy1+xy2+xy3+xy4;
y1=11310*x11+11360*x12+11350*x13+11260*x14+11370*x15;
y2=11790*x21+11730*x22+11760*x23+11720*x24+11780*x25;
y3=9040*x31+9090*x32+9060*x33+9050*x34+9040*x35;
y4=12510*x41+12490*x42+12530*x43+12560*x44+12540*x45;
z1=11310*x11+11790*x21+9040*x31+11510*x41;
z2=11360*x12+11730*x22+9090*x32+12490*x42;
z3=11350*x13+11760*x23+9060*x33+12530*x43;
z4=11260*x14+11720*x24+9050*x34+12560*x44;
z5=11370*x15+11780*x25+9040*x35+12540*x45;
m1=x11+x12+x13+x14+x15;
m2=x21+x22+x23+x24+x25;
m3=x31+x32+x33+x34+x35;
m4=x41+x42+x43+x44+x45;
xy1=@if(m1#le#100,y1,y1+14000*(m1-100));
xy2=@if(m2#le#150,y2,y2+8000*(m2-150));
xy3=@if(m3#le#120,y3,y3+11000*(m3-120));
xy4=@if(m4#le#130,y4,y4+15000*(m4-130));
xy1<=200;
xy2<=320;
xy3<=240;
xy4<=280;
z1=110;
z2=160;
z3=80;
z4=200;
z5=100;