Oct 28, 2009:

11:39 PM Changeset [1771] by wehart
Update to pyutilib imports in scripts.
8:52 PM Changeset [1770] by wehart
Renaming as_numeric to as_number.
8:37 PM Changeset [1769] by wehart
Updating the coopr_install script, using the pyutilib.virtualenv …
8:14 PM Changeset [1768] by wehart
Rework of Coopr to use the new PyUtilib? package decomposition. NOTE: …
6:55 PM Changeset [1767] by wehart
Adding virtual Python config files.

Oct 27, 2009:

6:12 PM Changeset [1766] by jwatson
At the request of David, added a binary indicator parameter for each …
5:45 PM Changeset [1765] by wehart
Disabling the 'install_requires' option for Coopr (while working out …
4:37 PM Changeset [1764] by jwatson
Added Fernando's "forestry example" problem generator script.

Oct 26, 2009:

12:28 PM Changeset [1763] by dlwoodr
update the pdf
12:26 PM Changeset [1762] by dlwoodr
Fix a few errors and put the in the current way to have your own …

Oct 25, 2009:

10:54 PM Changeset [1761] by wehart
Moving the plugin imports to the end of the package init.py files. …

Oct 23, 2009:

5:04 PM Changeset [1760] by jwatson
Fix-up for last commit.
5:03 PM Changeset [1759] by jwatson
Re-structuring the naming convention for the PySP forestry example.
4:52 PM Changeset [1758] by jwatson
Some preliminary work on pickel-based restoration of PH state from a …
12:33 PM Changeset [1757] by jwatson
Added preliminary checkpointing of PH state via Python's pickle'ing …
10:24 AM Changeset [1756] by jwatson
Some prep work for pickle'ing a PH object. No functional change quite …
10:17 AM Changeset [1755] by jwatson
Removing the "problem_writer" attribute from the PyomoModel? class. It …

Oct 22, 2009:

10:22 PM Changeset [1754] by jwatson
Snapshotting work from Fernando on the PySP forestry example.

Oct 20, 2009:

11:02 PM Changeset [1753] by jwatson
Added model and instance directory options to the ef writer.
10:18 PM Changeset [1752] by jwatson
Added new node-based PySP forestry planning model from Fernando.
10:01 PM Changeset [1751] by jwatson
Fixed bug in logic associated with index validation in ProductSets?
4:07 PM Changeset [1750] by jwatson
Added diagnostics to collect_linear_terms.py presolver to handle cases …
1:05 PM Changeset [1749] by jwatson
Added user diagnostic output to pyomo for cases when presolve - …
1:03 PM Changeset [1748] by jwatson
Some minor output message cleanup.

Oct 18, 2009:

4:15 PM Changeset [1747] by wehart
Updates to the Coopr *.cmd files, to work with virtualenv customization.
4:05 PM Changeset [1746] by jwatson
Adding baseline (in prep for regression testing) output files for …
3:55 PM Changeset [1745] by jwatson
Fixed a minor bug in PH that only arises when all quadratic …

Oct 17, 2009:

4:35 PM Changeset [1744] by jwatson
Corrected maximization and linearization of binary quadratic terms in PH.
4:04 PM Changeset [1743] by jwatson
Initial commit of binary quadratic term linearization in PH - works …

Oct 16, 2009:

3:54 PM Changeset [1742] by jwatson
Improved error handling when WW PH is supplied a bogus configuration …
1:10 PM Changeset [1741] by jwatson
Updated/improved the timing reports and output in PH.
11:04 AM Changeset [1740] by jwatson
Improved option diagnostic for situations when solvers are passed in …
10:15 AM Changeset [1739] by jwatson
Minor renaming - pysp farmer example isn't a mip, it's an lp!

Oct 15, 2009:

5:41 PM Changeset [1738] by jwatson
Fixed bug in coopr_install script that involved the bin directory not …
5:26 PM Changeset [1737] by jwatson
Fixed some URL formation issues with Windows and svn checkouts in the …

Oct 12, 2009:

2:02 AM Changeset [1736] by jwatson
Various tweaks to the WW PH pysp extension, in both core files and …

Oct 11, 2009:

6:14 PM Changeset [1735] by jwatson
Added output to PH to indicate that termination was due to exceeding …

Oct 8, 2009:

5:13 PM Changeset [1734] by jwatson
Adding some documentation for the farmers pysp example.
12:34 PM Changeset [1733] by dlwoodr
wwph.cfg is so the tutorial in the doc can run easily; not sure what M …

Oct 7, 2009:

10:53 PM Changeset [1732] by dlwoodr
This is a "complete" version 1.1 document. It would be nice if we put …
10:38 PM Changeset [1731] by dlwoodr
Almost done with version 1.1
10:45 AM Changeset [1730] by jwatson
Added a normalized term-diff converger to pysp and simplified some of …

Oct 5, 2009:

5:37 PM Changeset [1729] by jwatson
Minor improvement in error output message, due to situation …

Oct 1, 2009:

6:31 PM Changeset [1728] by jwatson
Added a convergence criterion to PH based on the number of free …
5:57 PM Changeset [1727] by jwatson
Added option to runph script to solve the (remainder of the) extensive …
4:19 PM Changeset [1726] by jwatson
Some renaming-cleanup in the pysp forestry example.
4:17 PM Changeset [1725] by jwatson
Upgrade of forestry pysp example to be consistent with new ph script.
4:09 PM Changeset [1724] by jwatson
Update of network flow pysp examples using new PH script.
4:00 PM Changeset [1723] by jwatson
Update of sizes pysp example with new PH script; added various WW PH …
3:20 PM Changeset [1722] by jwatson
Forgot to add two files in the previous commit.
3:19 PM Changeset [1721] by jwatson
Re-work of finance pysp example to use new script/format.
1:44 PM Changeset [1720] by jwatson
Introduced ph script, with zillions of options - pretty much …

Sep 29, 2009:

5:25 PM Changeset [1719] by jwatson
Fixed minor bug relating to read of variable and non-zero counts under …
5:03 PM Changeset [1718] by jwatson
Switched default CBC input file format to CPXLP, primarily because the …
12:31 PM Changeset [1717] by wehart
Merged revisions 1692-1715 via svnmerge from …
12:29 PM Changeset [1716] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1690" from …

Sep 28, 2009:

11:09 AM Changeset [1715] by jwatson
Added an "ord" method for sets, to compute the positional index of an …
9:58 AM Changeset [1714] by jwatson
Re-did the pysp CHILE forestry example with label-based time stages, …
9:43 AM Changeset [1713] by jwatson
Miscelleanous cleanup - with CHILE2 pysp forestry example …
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