Timeline


and

Jul 3, 2011:

10:27 PM Changeset [736] by pbelotti
merge from stable -- fix of bound tightening due to call to …
10:14 PM Changeset [735] by pbelotti
fixing call to isInteger() in exprGroup::impliedBound that gave …
9:34 PM Changeset [734] by pbelotti
merged change in trunk on large branching values. fixing problem with …
6:32 PM Changeset [733] by pbelotti
Feasibility pump on continuous NLP as well -- possibly exploiting distance
4:06 PM Changeset [732] by pbelotti
fixed semiaux exprDiv convexification on fixed denominator. Renovated …

Jul 2, 2011:

10:22 AM Changeset [731] by stefan
undo faulty update of configure from chgset 729
10:05 AM Changeset [730] by pbelotti
removing 1) excessive output for problem and 2) orbital branching option
9:55 AM Changeset [729] by stefan
switch to use new Ipopt and Bonmin stable branches; rerun autotools

Jul 1, 2011:

11:04 AM Changeset [728] by pbelotti
added option to exclude generation of aux w := f(x) from constraint …
10:49 AM Changeset [727] by fmargot
new option FM_SEC_SORT_USEFUL; update comments; cleanup to avoid …

Jun 30, 2011:

3:42 PM Changeset [726] by fmargot
Remove minDepthPrint in CouenneChooseStrong?.hpp (replaced by doPrint …
8:20 AM Changeset [725] by pbelotti
restoring upper orbital bound tightening. some code optimization in …
6:16 AM Changeset [724] by pbelotti
fixing symmetry bound update before recomputing symmetry group. …

Jun 29, 2011:

6:03 AM Changeset [723] by stefan
rerun autotools

Jun 28, 2011:

6:11 PM Changeset [722] by pbelotti
using IpLapack? interface for call to dsyev

Jun 27, 2011:

4:00 PM Changeset [721] by pbelotti
saving time on empty rows of P
9:31 AM Changeset [720] by pbelotti
fixing strange large branching point. Setting up MILP correctly.

Jun 26, 2011:

11:44 PM Changeset [719] by pbelotti
minor fixes to FP
12:07 PM Changeset [718] by pbelotti
fixing interface between FP and lapack
10:36 AM Changeset [717] by pbelotti
added Hessian to NLP
8:43 AM Changeset [716] by pbelotti
added clones/copy constructors to CouenneExpr?{Hess,Jac}. Defaulting …
5:57 AM Changeset [715] by pbelotti
removing empty directory
5:54 AM Changeset [714] by pbelotti
Hessian FP complete -- bar some debugging…
3:40 AM Changeset [713] by pbelotti
fixing interpretation of alpha in couenne.opt. Adding six multipliers …

Jun 25, 2011:

7:26 AM Changeset [712] by pbelotti
(hopefully) fixing compilation error in OS due to sqrt(2) undefined. …

Jun 24, 2011:

7:23 PM Changeset [711] by pbelotti
starting to add non-diagonal component to distance function
7:23 PM Changeset [710] by pbelotti
starting to add non-diagonal component to distance function

Jun 23, 2011:

10:06 AM Changeset [709] by pbelotti
temporarily disabling adaptive branching point
10:04 AM Changeset [708] by pbelotti
extending adaptive branching point to strong branching (though still …

Jun 22, 2011:

4:17 PM Changeset [707] by pbelotti
experimenting with adaptive multiplier alpha of lp point vs. midpoint. …
7:23 AM Changeset [706] by fmargot
Modif of goodCandidate(); branch on CouenneObject? even if reference …

Jun 21, 2011:

6:39 PM Changeset [705] by pbelotti
implement real fixing in post-processing distance LP problem
3:43 PM Changeset [704] by pbelotti
fixed leak on postlp_ not deleted
3:36 PM Changeset [703] by pbelotti
fixing a leak in CouenneExprHess?. Starting to include Hessian of NLP …
11:05 AM Changeset [702] by pbelotti
setting really proper frequency for FP
11:04 AM Changeset [701] by pbelotti
setting proper frequency for FP. Making Scip default when available

Jun 20, 2011:

4:12 PM Changeset [700] by pbelotti
restored priorities on int and cont variables. re-enable SOS in …
2:24 PM Changeset [699] by fmargot
tiny bug fix
9:36 AM Changeset [698] by pbelotti
FP: avoid passing depth as an argument -- retrieved from model_. …

Jun 19, 2011:

1:43 PM Changeset [697] by stefan
rerun autotools
1:38 PM Changeset [696] by stefan
set externals back to updated stables, where available

Jun 18, 2011:

4:25 PM Changeset [695] by stefan
avoid using namespace Ipopt in public header
4:13 PM Changeset [694] by stefan
Bonmin headers do not do 'using namespace Ipopt' anymore - which is …
3:14 PM Changeset [693] by fmargot
Better selection of branching variable. Avoids to select branching …
12:10 PM Changeset [692] by giacomo.n
Eliminate warning MS compiler
10:11 AM Changeset [691] by stefan
MS compiler seem to be more strict on when const need to be used; …
8:23 AM Changeset [690] by stefan
include CouenneConfig?.h to get define for COIN_HAS_SCIP
8:15 AM Changeset [689] by stefan
rerun autotools

Jun 17, 2011:

8:30 PM Changeset [688] by pbelotti
making cons_rowcuts.* depend on COIN_HAS_SCIP
1:12 PM Changeset [687] by fmargot
Fix bug in call to getModSol() when FM_TRACE_OPTSOL not defined
12:41 PM Changeset [686] by berthold
- internal separation of rowcuts now possible
12:41 PM Changeset [685] by berthold
- internal separation of rowcuts now possible
12:13 PM Changeset [684] by pbelotti
partially undoing previous commit: ignore milp_ and use information in …
11:46 AM Changeset [683] by pbelotti
removed cons_rowcuts.c
11:45 AM Changeset [682] by pbelotti
removed assert in branching. Saving MILP solution and aligning MILP …
11:10 AM Ticket #11 (support for signed power functions) created by stefan
Hi, attached is a hack for stable/0.3 that allows to deal with so …
10:41 AM Changeset [681] by pbelotti
bound tightening before final NLP in FP
6:17 AM Changeset [680] by pbelotti
added random perturbation. Fixing integers with some tolerance for Ipopt.
3:39 AM Changeset [679] by pbelotti
Using proper members in calls to FP methods. Added Tabu Management …

Jun 16, 2011:

5:45 PM Changeset [678] by pbelotti
minor changes
5:12 PM Changeset [677] by berthold
- added rowcuts constraint handler
5:11 PM Changeset [676] by berthold
- FP solution pool is now a set; - FP selects solutions from the pool …
4:53 PM Changeset [675] by pbelotti
post processing complete
4:20 PM Changeset [674] by pbelotti
fixing MILP setup. Added more options for milp and number of …
2:05 PM Changeset [673] by pbelotti
added option names. Now implementing/using them
1:48 PM Changeset [672] by pbelotti
planned work: pool management and use
1:24 PM Changeset [671] by pbelotti
replacing priority_queue with set in pool
12:50 PM Changeset [670] by berthold
- adopted computation of coutoff bound for solution pool in FP heuristic
12:46 PM Changeset [669] by pbelotti
only do post processing if MILP returns a solution…
12:42 PM Changeset [668] by berthold
- FP is now using different starting MILP methods depending on the depth
11:55 AM Changeset [667] by pbelotti
fixed potential optima cutting due to bug in branching on integers …
10:05 AM Changeset [666] by berthold
- automatic adaption of MILP solving method in FP heuristic
9:52 AM Changeset [665] by pbelotti
added post-processing LP for continuous re-optimization. moved code …
9:43 AM Changeset [664] by fmargot
Fix messed up ifdefs in checkCons()
4:26 AM Changeset [663] by pbelotti
MILP distance defined in three versions not two: apply postprocessing …

Jun 15, 2011:

11:56 AM Changeset [662] by fmargot
remove FM_MOD ifdef, changing default to new method chooseVariable(), …
11:56 AM Changeset [661] by berthold
- using tabu list in FP heuristic
9:58 AM Changeset [660] by pbelotti
put the pool and the tabu list to use
6:52 AM Changeset [659] by pbelotti
cut lp saving
6:48 AM Changeset [658] by pbelotti
reran autotools after excluding sdpcuts for the time being
6:20 AM Changeset [657] by pbelotti
more liberal solution returning. added tabu pool and methods to check …
5:02 AM Changeset [656] by stefan
rerun autotools again
4:21 AM Changeset [655] by stefan
rerun autotools (fixes for building on AIX and mingw)
2:11 AM Changeset [654] by pbelotti
fixing segfault in mac/nconv/spring due to misrealignment. Making new …

Jun 14, 2011:

3:50 PM Changeset [653] by pbelotti
reran autotools. Breaking out of FP loop upon MILP solution that's …
3:37 PM Changeset [652] by berthold
- SCIP is now adding solutions to the pool; first version of a …
2:26 PM Changeset [651] by pbelotti
performance tweaks
12:28 PM Changeset [650] by pbelotti
pool usable, apparently
11:58 AM Changeset [649] by pbelotti
completed pool
11:55 AM Changeset [648] by stefan
fix typo
10:41 AM Changeset [647] by pbelotti
now filling in values of couenne FP pool
10:25 AM Changeset [646] by pbelotti
adding solution pool for MILP re-start
6:04 AM Changeset [645] by pbelotti
recurse call of realign in exprCopy's if used in derivatives (as they …

Jun 13, 2011:

5:53 PM Changeset [644] by pbelotti
using level in FP to stop running it after some level
11:29 AM Changeset [643] by pbelotti
fixing mem leak in SCIP-FP interface. Fixing probable miscopy in …

Jun 12, 2011:

5:37 AM Changeset [642] by pbelotti
swapping treatment of large bounds and of integer variables in …

Jun 11, 2011:

5:45 AM Changeset [641] by pbelotti
fixing print levels

Jun 10, 2011:

2:12 PM Changeset [640] by pbelotti
fixing segfault on NULL IP solution. Output level now set by option …
1:43 PM Changeset [639] by stefan
do not set rpath for executables, since libtool seem to do it anyway
12:52 PM Changeset [638] by pbelotti
fixed communication between SCIP's milp and FP to avoid null solution …
10:54 AM Changeset [637] by pbelotti
fixing overlap between solutions, retrieving right vector from MILP and NLP
4:45 AM Changeset [636] by pbelotti
printing intermediate solutions and distance

Jun 9, 2011:

5:47 PM Changeset [635] by pbelotti
fixed eval_f segfault, less Ipopt output
5:00 PM Changeset [634] by berthold
set time limit in SCIP
4:26 PM Changeset [633] by pbelotti
possible fix of hessian misread. passing scip's milpMethod
4:00 PM Changeset [632] by pbelotti
use useSCIP_ for real
3:39 PM Changeset [631] by berthold
fixed bug in FeasPump? with SCIP: Ctrl-C should not be caught by SCIP
2:34 PM Changeset [630] by stefan
do not install OsiXxxSolverInterface?.hpp, since it depends on defines …
2:11 PM Changeset [629] by berthold
first running version of Feasibility Pump with SCIP; changed …
1:43 PM Changeset [628] by stefan
rerun autotools
12:24 PM Changeset [627] by pbelotti
removing explicit SoPlex? dependence from Couenne/configure.ac
12:15 PM Changeset [626] by stefan
fix for switch to trunk dependencies
12:12 PM Changeset [625] by stefan
switch to trunk dependencies
11:21 AM Changeset [624] by stefan
change to new way of using and installing configuration header files; …
10:32 AM Changeset [623] by pbelotti
adding soplex to a configure.ac
10:19 AM Changeset [622] by berthold
added FP parameter to choose MILP solving method
9:59 AM Changeset [621] by berthold
moved SCIP call from CouenneFPSolveMILP to CouenneFPFindSolution; …
9:57 AM Changeset [620] by pbelotti
some cleanup
9:55 AM Changeset [619] by berthold
moved SCIP call from CouenneFPSolveMILP to CouenneFPFindSolution; …
8:41 AM Changeset [618] by pbelotti
fixed Hessian. Now on minlplib/gear Couenne goes "Cbc0012I Integer …
5:09 AM Changeset [617] by pbelotti
fixed bug in quotient differentiation. still trying to control …
1:58 AM Changeset [616] by pbelotti
making Lagrangian Hessian changeable between iterations

Jun 8, 2011:

4:36 PM Changeset [615] by pbelotti
fixed horrible bug on differentiating products. Added some latex to …
10:20 AM Changeset [614] by pbelotti
fixing memory leaks and other bugs in FP
9:15 AM Changeset [613] by pbelotti
segfault-free FP, for now. Hessian needs some fixing
6:27 AM Changeset [612] by pbelotti
bug hunting in FeasPump?

Jun 7, 2011:

4:59 PM Changeset [611] by pbelotti
now solving nlps
3:19 PM Changeset [610] by pbelotti
faster division differentiation. set sb option to true. checking …
8:35 AM Changeset [609] by pbelotti
skipping FP on continuous NLPs
6:55 AM Changeset [608] by pbelotti
grouping bound tightening - part I
6:50 AM Changeset [607] by pbelotti
attempting to fix segfault in st_e32

Jun 6, 2011:

8:47 AM Changeset [606] by stefan
adapt to upcoming changes in Ipopt/trunk: add some missing includes, …
8:08 AM Changeset [605] by pbelotti
moving (yet) unused cut generators to common subdirectory cut/ -- will …
8:06 AM Changeset [604] by pbelotti
attempted fix of large branching values -- still troubling wall.nl.

Jun 3, 2011:

6:48 AM Changeset [603] by pbelotti
changing probing to work more often. updating returned value of …
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