exam0508b.ltx

lingo源程序,帮助求解线性和非线性规划问题,将复杂问题建模,会变得很简单.

MIN 200x1+195x2 +190x3+185x4+10u1+9.9u2+9.8u3+9.7u4 
+7v1+6.9v2+6.8v3+6.7v4+10w1+9.9w2+9.8w3+9.7w4
s.t.
	y1=10
	y1+ x1 - y2 =70
	y2+ x2 - y3 =30
	y3+ x3 - y4=80
	u1+ v1=30
	u1 + v1 + w1 - u2 - v2 = 450
	u2 + v2 + w2 - u3 - v3 = 210
	u3 + v3 + w3 - u4 - v4 = 240
	w1 - 20u1 <=0		
	w2 - 20u2 <=0	
	w3 - 20u3 <=0
end
gin 20