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Apr 29th, 2012 | syntax:
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dapo@shango:~/Dropbox/cs170/project/linear_program$ python *Adj*py 20*adj*
Optimum value of pre-tightened LP (lower bound of CDS size): 4.500
Number of constraints: 7
Done creating temp graph
Finished building the MST on the subGraph
Subgraph size is V=5, E=5
[(u'18', u'6'), (u'6', u'8'), (u'18', u'13'), (u'13', u'12')]
Done tightening, now re-solve
Node LP variable solution values
Optimum value of post-tightened LP (lower bound of CDS size): 4.500
Number of constraints: 21
Elapsed time: 1 seconds
New constraints added:
[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]
xy[7,0] + xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[44,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[7,0] + xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[44,0] + -1.0*xy[50,0] + -1.0*xy[60,0] <= 0.0
xy[7,0] + xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[50,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[7,0] + xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[44,0] + -1.0*xy[50,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[7,0] + xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[44,0] + -1.0*xy[50,0] + -1.0*xy[58,0] <= 0.0
xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[50,0] + -1.0*xy[60,0] <= 0.0
xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[50,0] + -1.0*xy[58,0] <= 0.0
xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[50,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[9,0] + xy[12,0] + xy[31,0] + xy[40,0] + -1.0*xy[43,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[31,0] + xy[40,0] + -1.0*xy[50,0] + -1.0*xy[58,0] <= 0.0
xy[31,0] + xy[40,0] + -1.0*xy[50,0] + -1.0*xy[60,0] <= 0.0
xy[31,0] + xy[40,0] + -1.0*xy[58,0] + -1.0*xy[60,0] <= 0.0
xy[31,0] + -1.0*xy[50,0] <= 0.0
xy[31,0] + -1.0*xy[58,0] <= 0.0