Timeline


and

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 …

Sep 26, 2009:

9:29 PM Changeset [1712] by jwatson
Added more instances of the pysp network flow test problem.
7:09 PM Changeset [1711] by jwatson
Forgot to add ReferenceModel?.py in the network flow restructure. …

Sep 25, 2009:

6:02 PM Changeset [1710] by dlwoodr
I'm going to quit looking for little mistakes now so as to avoid …
5:59 PM Changeset [1709] by dlwoodr
fix a few errors
5:31 PM Changeset [1708] by dlwoodr
spell check, better formatting for sizes {verbatim} example files
5:29 PM Changeset [1707] by dlwoodr
self.InitialMipGap? = 0.10 --This line, and those below, will be …
4:35 PM Changeset [1706] by dlwoodr
add the data files and update the reference model to use continuation lines
4:12 PM Changeset [1705] by jwatson
Restructuring of pysp network flow example.
2:41 PM Changeset [1704] by dlwoodr
better wwph.cfg for the sizes tutorial
2:12 PM Changeset [1703] by dlwoodr
Fix the errors in pyspbody.tex; there are still some overflows in file …
12:29 PM Changeset [1702] by jwatson
Fixed minor issue with latest WW PH checkin.
12:23 PM Changeset [1701] by jwatson
Missed pyspbody.tex in some previous check-in. Whoops.

Sep 24, 2009:

11:29 PM Changeset [1700] by dlwoodr
add a parameter to allow multiple PH iterations between cycle induced slams
6:18 PM Changeset [1699] by jwatson
Fixed one-d index-versus-tuple issue in another location (isolated to …
4:02 PM Changeset [1698] by jwatson
Changing the order of valid CBC problem formats from MPS-NL-CPXLP to …
12:52 PM Changeset [1697] by jwatson
Fixed a bug in index-template matching occuring in one-dimensional …
12:03 PM Changeset [1696] by jwatson
On David's advice, simply threshold mipgap in the WW PH extension to a …
11:04 AM Changeset [1695] by jwatson
Modified the WW PH extension to (1) threshold the mipgap to 1.0, the …

Sep 23, 2009:

4:37 PM Changeset [1694] by jwatson
Inverted the order in which cycles are detected in the WW PH extension …
3:21 PM Changeset [1693] by jwatson
Fixed an issue in the WW PH extension involving variable slamming. …
11:03 AM Changeset [1692] by jwatson
Promoted the efwriter to a full script, stored in coopr/scripts. …
10:57 AM Changeset [1691] by wehart
Reconstituting the Coopr 1.2 stable branch.
10:56 AM Changeset [1690] by jwatson
Added ef writer option to forestry PH driver.
10:54 AM Changeset [1689] by wehart
Removing Coopr stable 1.2. The recent changes were significant …
10:21 AM Changeset [1688] by jwatson
Fixed variables weren't being output - for volume supression - at each …
1:09 AM Changeset [1687] by wehart
Adding documentation for using coopr_install.

Sep 22, 2009:

5:04 PM Changeset [1686] by jwatson
Flushed out option display in PH.
3:43 PM Changeset [1685] by jwatson
Fixed a minor import warning issue in CPLEX.py, and tweaked some …
1:24 PM Changeset [1684] by jwatson
Corrected issue in CPLEX warm-start file write that arose in the last …
12:24 PM Changeset [1683] by jwatson
Added line to pyomo library to import coopr.opt - required for solver …
12:04 PM Changeset [1682] by dlwoodr
Minor edits
11:47 AM Changeset [1681] by jwatson
Enhanced PySP convergence detection classes to return "True" if all …
2:38 AM Changeset [1680] by wehart
A complete first draft of the Coopr plugins report.

Sep 21, 2009:

6:36 PM Changeset [1679] by wehart
Misc reformatting, to more clearly document the IOptSolver interface.
6:35 PM Changeset [1678] by wehart
Flushing out an example for Coopr for Coopr's plugins. Misc …
5:41 PM Changeset [1677] by wehart
Refactor code to allow for a simple discussion of this example in the …
5:28 PM Changeset [1676] by wehart
Typo fix.
5:27 PM Changeset [1675] by wehart
Adding a solver.py example to illustrate a simple solver plugin. …
11:37 AM Changeset [1674] by wehart
Update to include plugins.pdf in the coopr/pub directory.
11:25 AM Changeset [1673] by wehart
Adding text for a new SAND report that describes how to use plugins …
6:47 AM Changeset [1672] by wehart
Adding a skeleton for a Coopr Plugins document.

Sep 20, 2009:

11:55 PM Changeset [1671] by wehart
Bug fix.
6:52 PM Changeset [1670] by wehart
Various updates: 1. Rework of CBC parser to handle infeasiblility …
3:50 PM Changeset [1669] by wehart
Various fixes to eliminate errors in the generation of NL files. There …
2:59 PM Changeset [1668] by wehart
Removing depricated functionality
11:50 AM Changeset [1667] by wehart
Ignoring *.pyc files.
11:49 AM Changeset [1666] by wehart
Explicitly omitting the coopr.opt import here. This is import in …
11:48 AM Changeset [1665] by wehart
More verbose error output for conversion failures. Allow the …
11:47 AM Changeset [1664] by wehart
Migration of Pyomo imports into the methods that require them. This …
11:45 AM Changeset [1663] by wehart
Misc changes in test that reflect (a) the move of coopr.core to …
1:30 AM Changeset [1662] by wehart
Adding options for specifying that a Coopr Forum package should be …

Sep 19, 2009:

10:40 PM Changeset [1661] by jwatson
Fixed bug in weight update computation introduced when I switched to …
10:32 PM Changeset [1660] by jwatson
Eliminated subproblem cpu timelimit keyword from PH. CPLEX isn't …
10:26 PM Changeset [1659] by jwatson
Fixes to pysp PH modules and the pyomo main script to account for …

Sep 18, 2009:

6:21 PM Changeset [1658] by jwatson
Misc debug fixes to PH (output-related). Update of drivers.
6:17 PM Changeset [1657] by wehart
Removing coopr.opt-depricated, and renaming coopr.core to coopr.opt. …
5:58 PM Changeset [1656] by wehart
Renaming coopr.core to coopr.opt
5:58 PM Changeset [1655] by wehart
A first step towards depricating coopr.opt.
5:50 PM Changeset [1654] by wehart
Removed merge tracking for "svnmerge" for …
5:50 PM Changeset [1653] by wehart
Merged revisions 1632-1652 via svnmerge from …
5:49 PM Changeset [1652] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1631" from …
5:48 PM Changeset [1651] by wehart
Misc cleanup…
5:47 PM Changeset [1650] by wehart
Still working on getting svnmerge to work…
5:45 PM Changeset [1649] by wehart
Initialized merge tracking via "svnmerge" with revisions "1-1645" from …
5:45 PM Changeset [1648] by wehart
Misc
5:42 PM Changeset [1647] by wehart
Preparing for a merge from the ns_dev branch.
5:18 PM Changeset [1646] by jwatson
Added asynchronous PH core algorithm and a driver for the farmer …
5:12 PM Changeset [1645] by wehart
A reorg of Coopr to use namespace packages: coopr and coopr.plugins …
3:33 PM Changeset [1644] by jwatson
Forgot WW PH suffix file for forestry example.
3:16 PM Changeset [1643] by jwatson
Changes to pysp examples - configuration-only.
3:15 PM Changeset [1642] by dlwoodr
minor comma and quote fixes
3:14 PM Changeset [1641] by dlwoodr
change to a separate body
1:03 PM Changeset [1640] by wehart
Adding top-level document for Pyomo getting started example.
1:01 PM Changeset [1639] by wehart
Other updates, to segregate the Pyomo 'getting started' manual.
12:53 PM Changeset [1638] by wehart
Update - Only include the published documents.
12:49 PM Changeset [1637] by wehart
Renaming the 'papers' directory to 'pub'.
12:45 PM Changeset [1636] by wehart
Renaming bibliography files.
12:45 PM Changeset [1635] by wehart
Misc documentation updates.
11:01 AM Changeset [1634] by jwatson
Fixed run-time issue when no slamming priorities are specified in the …
1:01 AM Changeset [1633] by wehart
Merged revisions 1576-1631 via svnmerge from …
12:49 AM Changeset [1632] by wehart
Creating a branch of the Coopr trunk to test the development of new …
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