View Single Post
  #3  
Old January 11th, 2009, 08:09 AM
DeMath's Avatar
DeMath DeMath is offline
Senior Member
 
Join Date: Nov 2008
Location: Moscow
Posts: 352
Country:
Thanks: 17
Thanked 195 Times in 158 Posts
DeMath has a spectacular aura aboutDeMath has a spectacular aura aboutDeMath has a spectacular aura about
Default

MS Excel has shown such a result:
z_{\min}=11600 if x_1=400, x_2=200, x_3=400, x_4=0.
Reply With Quote