# Could someone explain the solutions of this problem?

1. Sep 24, 2011

### flyingpig

1. The problem statement, all variables and given/known data

[PLAIN]http://img269.imageshack.us/img269/4019/unledfjl.png [Broken]

2. The solution

[PLAIN]http://img833.imageshack.us/img833/2478/unledwtw.png [Broken]
[PLAIN]http://img692.imageshack.us/img692/6351/unledfif.png [Broken]

3. The questions

1) Why did they add the contraints to eliminate the nonbasic variables/parameters (I don't know why they switch the terms because in Linear Algebra we refer parameters as "basic variables")

2) How did they choose $$\epsilon = \frac{1}{2}$$

Thank you very much

Last edited by a moderator: May 5, 2017