source: trunk/Clp/src/ClpSimplex.cpp

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Diff Rev Age Author Log Message
(edit) @2385   4 months unxusr formatting
(edit) @2383   5 months forrest allow compressed .lp files
(edit) @2370   6 months forrest fix zero row problem and null factorization
(edit) @2326   13 months forrest various things when slight inaccuracy
(edit) @2323   14 months forrest few things
(edit) @2322   14 months forrest changes to improve ray handling
(edit) @2315   15 months forrest allow update of solver sos info from cbcmodel
(edit) @2309   16 months forrest allslack when not allslack
(edit) @2296   17 months forrest fix for badly scaled b&b
(edit) @2292   18 months forrest to stop seg fault if disableFactorization out of place
(edit) @2290   18 months forrest allow dense columns in interior point standalone solver
(edit) @2274   20 months forrest changes for CoinBigIndex?
(edit) @2271   21 months forrest change some ints to CoinBigIndex?
(edit) @2259   2 years forrest for avx stuff
(edit) @2235   2 years forrest stuff for vector matrix
(edit) @2155   4 years forrest allow stupid objective coefficients
(edit) @2150   4 years forrest changes to allow PE in Cbc
(edit) @2149   4 years forrest add PE code
(edit) @2146   4 years forrest stuff from stable and start aboca_lite
(edit) @2140   4 years forrest improve handling of free variables in dual
(edit) @2115   4 years forrest make more threadsafe
(edit) @2082   4 years forrest out extraneous printfs
(edit) @2078   4 years forrest make faster on difficult problems
(edit) @2077   4 years forrest stop assert and fine tune some robustness coding
(edit) @2074   4 years forrest changes to try and make more stable
(edit) @2072   4 years forrest fix assert error in odd case
(edit) @2070   5 years forrest for some cbc ideas
(edit) @2030   5 years forrest fix some ampl stuff, add ClpSolver? and a few fixes
(edit) @2026   5 years forrest fix compile error for abc
(edit) @2025   5 years forrest mainly dantzig-wolfe - also Clp strong branching (rather than OsiClp?)
(edit) @2024   5 years forrest changes to abc
(edit) @1990   6 years forrest merge 1989 from stable
(edit) @1972   6 years forrest changes to allow more options and stop on feasible (and a few other things)
(edit) @1964   6 years forrest fix postsolve bug in qp
(edit) @1952   6 years forrest fix in case anyone so experimental as to use setAutomaticScale
(edit) @1947   6 years forrest 2.8 modification which can cause problems
(edit) @1945   6 years forrest fix to allow .lp files on stdin
(edit) @1927   6 years forrest minor change to check if ray exists
(edit) @1926   6 years forrest try to fix infeasibility ray, changes as in stable (for presolve), …
(edit) @1924   6 years forrest changes for miqp, parameters and presolve
(edit) @1878   7 years forrest minor changes to implement Aboca
(edit) @1872   7 years forrest pass in startFinishOptions after stopped
(edit) @1867   7 years stefan merge r1866 from stable/0.4: recompute reduced costs if factorization …
(edit) @1844   7 years forrest fix mini presolve when too much happening and modify invert frequency …
(edit) @1785   8 years forrest patches to try and make parametrics faster
(edit) @1769   8 years forrest changes for advanced use of Clp
(edit) @1761   8 years forrest more flexibility in pivoting
(edit) @1738   8 years forrest minor fixes
(edit) @1732   8 years forrest various fixes plus slightly weighted pricing plus lagomory switches
(edit) @1729   8 years forrest messages for Cbc fathoming and allow perturbation and some safety?
(edit) @1726   8 years stefan fix compiler warnings, including one that pointed to a bug
(edit) @1723   8 years forrest out some printf statements
(edit) @1722   8 years stefan adjust to changes in CoinUtils? header files
(edit) @1696   8 years forrest for integer problems with large values
(edit) @1693   8 years stefan make WSMP recoginition and use similar to Ipopt's WSMP interface
(edit) @1692   8 years stefan recognize ThirdParty/Mumps?; build ClpCholeskyMumps? only if Mumps …
(edit) @1691   8 years stefan check for AMD and CHOLMOD and GLPK's AMD in configure; compile …
(edit) @1678   8 years forrest gub stuff
(edit) @1677   8 years forrest gub
(edit) @1676   8 years forrest For GUB
(edit) @1665   8 years lou Add EPL license notice in src.
(edit) @1660   8 years forrest for user hooks and ranging/parametrics
(edit) @1641   8 years forrest allow for network bobble and lightweight presolve
(edit) @1613   9 years lou Small changes (remove local static variables) to allow DLL build with …
(edit) @1586   9 years forrest another fix for SCIP
(edit) @1585   9 years forrest changes to help SCIP
(edit) @1525   9 years mjs Formatted .cpp, .hpp, .c, .h files with "astyle -A4 -p". This matches …
(edit) @1512   9 years forrest fix seg fault on null problem and messagee in idiot
(edit) @1502   9 years forrest moving sandbox stuff to trunk
(edit) @1499   9 years forrest try and fix accuracy problems
(edit) @1494   9 years forrest fix for extremely badly scaled fathom
(edit) @1453   10 years forrest second try at changes for seg fault and idiot
(edit) @1449   10 years forrest take out a time wasting bit of debug
(edit) @1442   10 years forrest fix bad write and optional parentheses
(edit) @1439   10 years forrest minor changes
(edit) @1434   10 years forrest minor changes
(edit) @1429   10 years forrest fixes etc
(edit) @1428   10 years forrest fix for Marc
(edit) @1427   10 years forrest minor changes for examples
(edit) @1426   10 years forrest minor changes for an idea
(edit) @1424   10 years forrest fixes for various things
(edit) @1412   10 years forrest changes for priorities etc
(edit) @1402   10 years forrest get rid of compiler warnings
(edit) @1397   10 years forrest stuff for Marc and Stefan
(edit) @1377   10 years forrest changes led to asserts
(edit) @1376   10 years forrest chnages for speed and alternate factorization
(edit) @1371   10 years forrest changes to try and make faster
(edit) @1370   10 years forrest add ids
(edit) @1367   10 years forrest try and improve stability - also long double interior point
(edit) @1362   10 years forrest stupid mistake in primal
(edit) @1361   10 years forrest warnings
(edit) @1360   10 years forrest only if investigate
(edit) @1358   10 years forrest modify asserts etc for difficult problem
(edit) @1346   10 years forrest sqrt to double
(edit) @1344   10 years forrest changes to simplex and lots of stuff and start Mumps cholesky
(edit) @1342   10 years forrest better to clear rowarrays on singular pivot
(edit) @1341   10 years forrest change assert to return -1 in pivot
(edit) @1332   10 years forrest check dual infeasibilities more carefully after postsolve
(edit) @1331   10 years forrest improve dualize
(edit) @1329   10 years forrest minor change to fastdual
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