#12088: Make use of PALP for different dimensions
----------------------------------------------------+-----------------------
       Reporter:  novoselt                          |         Owner:  mhampton  
                      
           Type:  enhancement                       |        Status:  
needs_work                      
       Priority:  minor                             |     Milestone:  sage-5.1  
                      
      Component:  geometry                          |    Resolution:            
                      
       Keywords:  toric                             |   Work issues:            
                      
Report Upstream:  N/A                               |     Reviewers:  Volker 
Braun, Andrey Novoseltsev
        Authors:  Andrey Novoseltsev, Volker Braun  |     Merged in:            
                      
   Dependencies:                                    |      Stopgaps:            
                      
----------------------------------------------------+-----------------------
Changes (by jdemeyer):

  * status:  positive_review => needs_work


Comment:

 This seems to fail on `hawk` (OpenSolaris 06.2009-32):
 {{{
 sage -t  --long -force_lib devel/sage/sage/geometry/lattice_polytope.py
 **********************************************************************
 File
 "/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/devel
 /sage-main/sage/geometry/lattice_polytope.py", line 4896:
     sage: LatticePolytope(identity_matrix(8))
 Exception raised:
     Traceback (most recent call last):
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/bin/ncadoctest.py",
 line 1231, in run_one_test
         self.run_one_example(test, example, filename, compileflags)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/bin/sagedoctest.py",
 line 38, in run_one_example
         OrigDocTestRunner.run_one_example(self, test, example, filename,
 compileflags)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/bin/ncadoctest.py",
 line 1172, in run_one_example
         compileflags, 1) in test.globs
       File "<doctest __main__.example_117[4]>", line 1, in <module>
         LatticePolytope(identity_matrix(Integer(8)))###line 4896:
     sage: LatticePolytope(identity_matrix(8))
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 291, in
 LatticePolytope
         return LatticePolytopeClass(data, desc, compute_vertices,
 copy_vertices, n)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 457, in __init__
         self._compute_dim(compute_vertices=True)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 663, in
 _compute_dim
         compute_vertices=True)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 291, in
 LatticePolytope
         return LatticePolytopeClass(data, desc, compute_vertices,
 copy_vertices, n)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 457, in __init__
         self._compute_dim(compute_vertices=True)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 657, in
 _compute_dim
         self._vertices = read_palp_matrix(self.poly_x("v"))
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 2661, in poly_x
         return self._palp("poly.x -f" + keys, reduce_dimension)
       File
 
"/export/home/buildbot/build/sage/hawk-1/hawk_suncc/build/sage-5.1.beta2/local/lib/python
 /site-packages/sage/geometry/lattice_polytope.py", line 1024, in _palp
         self, self.vertices(), result)
     ValueError: Error executing "poly-11d.x -fv" for the given polytope!
     Polytope: A lattice polytope: 7-dimensional, 8 vertices.
     Vertices:
     [ 0 -1 -1 -1 -1 -1 -1 -1]
     [ 0  1  0  0  0  0  0  0]
     [ 0  0  1  0  0  0  0  0]
     [ 0  0  0  1  0  0  0  0]
     [ 0  0  0  0  1  0  0  0]
     [ 0  0  0  0  0  1  0  0]
     [ 0  0  0  0  0  0  1  0]
     Output:
     increase POLY_Dmax!

 **********************************************************************
 }}}

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12088#comment:17>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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