[Coin-lpsolver] Clp Executable solution command

[Matthew Saltzman]

On Mon, 24 Jul 2006, Brad Bell wrote:

>
> Would someone please inform me as the the meaning of the output generated
> by the Clp executable "solution" command. For example, in the output
> below, I am uncertain of the meaning of the last colum of values in
> Clp:
>      0 x1                    2         -2.8223853e-16
>      1 x2                    0                     -3
>      2 x3                    1           5.647295e-16
>

Reduced costs.

> %%%%%%%%%%%%%%%%%%%% CLP Results %%%%%%%%%%%%%%%%%%%%
>
> Load Avg: ( 0.08 , 0.03 , 0.14 )
> Coin LP version 1.02.02, build Mar 20 2006
> command line - /home/neos/neos-bin/clp clp.mps -
> At line 4 NAME          CE-2.1
> At line 5 ROWS
> At line 10 COLUMNS
> At line 19 RHS
> At line 23 ENDATA
> Problem CE-2.1 has 3 rows, 3 columns and 9 elements
> Model was imported from ./clp.mps in 0 seconds
> Switching to line mode
> Clp:Clp:Clp:Presolve 3 (0) rows, 3 (0) columns and 9 (0) elements
> 0  Obj -0 Dual inf 7.47056 (3)
> 4  Obj 13
> Optimal - objective value 13
> Optimal objective 13 - 4 iterations time 0.002
> Clp:
>      0 x1                    2         -2.8223853e-16
>      1 x2                    0                     -3
>      2 x3                    1           5.647295e-16
> %%%%%%%%%%%%%%%%%%%% CLP Results %%%%%%%%%%%%%%%%%%%%
> _______________________________________________
> Coin-lpsolver mailing list
> Coin-lpsolver at list.coin-or.org
> http://list.coin-or.org/mailman/listinfo/coin-lpsolver
>

-- 
 		Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu
http://www.math.clemson.edu/~mjs