--- a/doc/get-build-install.rst	Tue Oct 20 22:05:23 2009 -0700
+++ b/doc/get-build-install.rst	Fri Oct 23 09:36:55 2009 -0700
@@ -53,6 +53,7 @@
 Optional dependencies:
 
   :CGAL_:               for alpha shapes    (version :math:`\geq` 3.4)
+  :CVXOPT_:             for :ref:`circle-valued parametrization <cohomology-parametrization>` using LSQR
   :rlog_:               used for logging only (not needed by default)
 
 ..  :dsrpdb_:             for reading PDB files
@@ -62,6 +63,7 @@
 .. _CMake:          http://www.cmake.org
 .. _Boost:          http://www.boost.org
 .. _CGAL:           http://www.cgal.org
+.. _CVXOPT:         http://abel.ee.ucla.edu/cvxopt/  
 .. _rlog:           http://www.arg0.net/rlog
 .. _dsrpdb:         http://www.salilab.org/~drussel/pdb/
 .. _SYNAPS:         http://www-sop.inria.fr/galaad/synaps/

--- a/doc/index.rst	Tue Oct 20 22:05:23 2009 -0700
+++ b/doc/index.rst	Fri Oct 23 09:36:55 2009 -0700
@@ -24,7 +24,7 @@
   * :ref:`Alpha shape construction <alpha-shape-example>` in 2D and 3D
   * :ref:`Rips complex construction <rips-example>`
   * Cech complex construction       |cpp-only|
-  * :ref:`Circle-valued parametrization using persistent cohomology <cohomology-parametrization>`
+  * :ref:`Circle-valued parametrization <cohomology-parametrization>`
 
 .. todo:: 
    Document more examples.

--- a/examples/cohomology/rips-pairwise-cohomology.cpp	Tue Oct 20 22:05:23 2009 -0700
+++ b/examples/cohomology/rips-pairwise-cohomology.cpp	Fri Oct 23 09:36:55 2009 -0700
@@ -13,6 +13,7 @@
 
 #include <boost/tuple/tuple.hpp>
 #include <boost/program_options.hpp>
+#include <boost/progress.hpp>
 
 #include "wrappers.h"
 
@@ -88,6 +89,7 @@
     Timer persistence_timer; persistence_timer.start();
     ZpField                 zp(prime);
     Persistence             p(zp);
+    boost::progress_display show_progress(v.size());
     for (unsigned j = 0; j < index_in_v.size(); ++j)
     {
         SimplexVector::const_iterator cur = v.begin() + index_in_v[j];
@@ -108,6 +110,7 @@
             AssertMsg(d->get<0>() == cur->dimension() - 1, "Dimensions must match");
             diagram_out << (cur->dimension() - 1) << " " << d->get<1>() << " " << size(*cur) << std::endl;
         }
+        ++show_progress;
     }
     // output infinte persistence pairs 
     for (Persistence::CocycleIndex cur = p.begin(); cur != p.end(); ++cur)