#20311: interactive_simplex_method enhancements
-------------------------------------+-------------------------------------
       Reporter:  novoselt           |        Owner:
           Type:  enhancement        |       Status:  needs_review
       Priority:  major              |    Milestone:  sage-7.2
      Component:  numerical          |   Resolution:
       Keywords:                     |    Merged in:
        Authors:  Andrey             |    Reviewers:  Matthias Koeppe
  Novoseltsev                        |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:                     |  4d7afcab44af70dfa5063624d02c1b8ddd2b2b64
  u/novoselt/ISM_enchancements       |     Stopgaps:
   Dependencies:                     |
-------------------------------------+-------------------------------------

Comment (by mkoeppe):

 {{{
 @@ -1914,6 +2134,7 @@ class
 InteractiveLPProblemStandardForm(InteractiveLPProblem):
          A = A.matrix_from_columns(range(k) + range(k + 1, n))
          b = copy(b)
          c = vector(self.base_ring(), n - 1)
 +        v = self._constant_term
          for cj, xj in zip(*self.Abcx()[-2:]):
              if xj in N:
                  c[N.index(xj)] += cj
 }}}
 This `v` doesn't seem to get used

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Ticket URL: <http://trac.sagemath.org/ticket/20311#comment:23>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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