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MINLPLib Points

ModelPointDescription
4stufen
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    116329.6706
alan
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         2.9250
batch
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    285506.5082
batchdes
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    167427.6571
beuster
p1
Solution found by SBB with SNOPT as subsolver.
Solution value:    116347.9503
blendgap
p1
Solution found by SBB with CONOPT as subsolver. Options acceptnonopt 1, varsel 3
Solution value:      -19134.6103
cecil_13
p1
Solution found by SBB with SNOPT as subsolver.
Solution value:   -115570.3120
p2
Solution found by LINDOGLOBAL started with objective cutoff of -115656 provided by Pietro Belotti from running COUENNE on an AMPL formulation of the same instance.
Solution value:   -115656.4997
chp_partload
p1
Solution found by SBB with CONOPT started from solution point p3 found by LaGO.
Solution value:       23.5537
p2
Solution found by LaGO.
Solution value:        23.6242
contvar
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    809149.8272
csched1
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    -30639.2578
csched1a
p1
Solution found by BARON
Solution value:    -30430.1770
csched2
p1
Solution found by SBB with SNOPT as subsolver.
Solution value:   -166101.9964
csched2a
p1
Solution value:   -160037.7013
p4
Solution found by AlphaECP.
Solution value:   -165398.7013
deb10
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       209.4278
deb6
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       201.7393
deb7
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       116.5846
deb8
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       116.5846
deb9
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       116.5846
dosemin2d
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      173.9806
dosemin3d
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         1.4626
p2
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        1.3240
du-opt5
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 8.0737
du-opt
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 3.5563
eg_all_s
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 8.2377
p2
Solution was obtained by MISQP
Solution value:        7.9202
p3
Solution found by SCIP started from solution point p2 and disabling expression graph reformulation.
Solution value:        7.6578
eg_disc_s
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 5.7605
eg_disc2_s
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 5.6421
eg_int_s
p1
Solution found by LAGO with CONOPT3 as subsolver.
Objective function value: 6.4531
elf
p1
Solution found by BARON
Solution value:         0.1917
eniplac
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       -131863.6349
p2
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        -132117.0830
enpro48
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    187277.2594
enpro48pb
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    187277.2594
enpro56
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    263428.3010
enpro56pb
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    263428.3010
ex1221
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         7.6672
ex1222
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         1.0765
ex1223
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         4.5796
ex1223a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         4.5796
ex1223b
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         4.5796
ex1224
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -0.9435
ex1225
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        31.0000
ex1226
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       -17.0000
ex1233
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    155010.6713
ex1243
p1
Solution found by BARON
Solution value:         83402.5064
ex1244
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:     82042.9052
ex1252
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    128893.7410
ex1252a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    128893.7410
ex1263
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        19.6000
ex1263a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        19.6000
ex1264
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         8.6000
ex1264a
p1
Solution found by SBB with MINOS as subsolver.
Solution value:         8.6000
ex1265
p1
Solution found by BARON
Solution value:    10.3000
ex1265a
p1
Solution found by BARON
Solution value:    10.3000
ex1266
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        16.3000
ex1266a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        16.3000
ex3
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        68.0097
ex3
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        68.0097
ex4
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -8.0641
fac1
p1
Solution found by SBB with CONOPT as subsolver.
Solution value: 1.6091261E+8
fac2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value: 3.3183750E+8
fac3
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:  3.1982310E+7
feedtray
p1
Solution found by SBB with MINOS as subsolver.
Solution value:       -13.4060
feedtray2
p1
Solution found by SBB with CONOPT2 as subsolver.
Solution value:       0.0000
fuel
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      8566.1190
fuzzy
p1
Solution found by SBB with CONOPT2 as rootsolver, CONOPT1 as subsolver.
SBB otpion file:
acceptnonopt 1
rootsolver conopt2
subsolver conopt1

Objective function value: -0.4856
c
p2
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        -0.5377
fo7_2
p1
Solution found by AlphaECP
Solution value:     17.7493
fo7
p1
Solution found by AlphaECP
Solution value:        20.7298
fo8
p1
Solution found by AlphaECP
Solution value:        22.3819
fo9
p1
Solution found by AlphaECP
Solution value:        23.4643
fo7_ar25_1
p1
Solution found by AlphaECP
Solution value:     23.0935
fo7_ar2_1
p1
Solution found by AlphaECP
Solution value:     24.8398
fo7_ar3_1
p1
Solution found by AlphaECP
Solution value:     22.5174
fo7_ar4_1
p1
Solution found by AlphaECP
Solution value:     20.7298
fo7_ar5_1
p1
Solution found by AlphaECP
Solution value:     17.7493
fo8_ar25_1
p1
Solution found by AlphaECP
Solution value:     28.0451
fo8_ar2_1
p1
Solution found by AlphaECP
Solution value:     30.3406
fo8_ar3_1
p1
Solution found by AlphaECP
Solution value:     23.9100
fo8_ar4_1
p1
Solution found by AlphaECP
Solution value:     22.3818
fo8_ar5_1
p1
Solution found by AlphaECP
Solution value:     22.3818
fo9_ar25_1
p1
Solution found by AlphaECP
Solution value:     32.1864
fo9_ar2_1
p1
Solution found by AlphaECP
Solution value:     32.6250
fo9_ar3_1
p1
Solution found by AlphaECP
Solution value:     24.8154
fo9_ar4_1
p1
Solution found by AlphaECP
Solution value:     23.4642
fo9_ar5_1
p1
Solution found by AlphaECP
Solution value:     23.4642
gasnet
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:   6999381.5619
gastrans
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        89.0858
gbd
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         2.2000
gear
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         2.7009e-12
gear2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         2.7009e-12
gear3
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         2.7009e-12
gear4
p1
Solution found by SBB/CONOPT2
Solution objective: 1.6434
ghg_1veh
p1
Solution found by BARON and LindoGlobal
Solution objective: 7.7816
ghg_2veh
p1
Solution found by BARON and LindoGlobal
Solution objective: 7.7709
ghg_3veh
p1
Solution found by BARON and LindoGlobal
Solution objective: 7.7543
hda
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:     -5598.0481
p2
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        -5964.5341
johnall
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      -224.7302
gkocis
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.9231
lop97ic
p1
Solution found by SBB with CONOPT3 as subsolver.
Solution value:        4284.5905
p2
Solution found by LindoGLobal.
Solution value:        4041.831512
lop97icx
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        4326.1477
p2
Solution found by SCIP
Solution value:       4099.0600
m3
p1
Solution found by BARON
Solution value:     37.8000
m6
p1
Solution found by COINBONMIN
Solution value:     82.2569
m7
p1
Solution found by AlphaECP
Solution value:     106.7569
m7_ar25_1
p1
Solution found by AlphaECP
Solution value:     143.5850
m7_ar2_1
p1
Solution found by AlphaECP
Solution value:     190.2350
m7_ar3_1
p1
Solution found by AlphaECP
Solution value:     143.5850
m7_ar4_1
p1
Solution found by AlphaECP
Solution value:     106.7569
m7_ar5_1
p1
Solution found by AlphaECP
Solution value:     106.4600
mbtd
p1
Solution found by SBB/CONOPT
Solution value:        5.7500
p2
Solution found by SCIP started from solution point p1 and node selection rule changed to depth-first-search.
Solution value:        4.8333
meanvarx
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        14.3692
meanvarxsc
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        14.3692
minlphix
p1
Solution found by SBB with SNOPT as subsolver.
Solution value:    316.6927
hmittelman
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        13.0000
no7_ar25_1
p1
Solution found by AlphaECP
Solution value:     107.8153
no7_ar2_1
p1
Solution found by AlphaECP
Solution value:     107.8153
no7_ar3_1
p1
Solution found by AlphaECP
Solution value:     107.8153
no7_ar4_1
p1
Solution found by AlphaECP
Solution value:     98.5184
no7_ar5_1
p1
Solution found by AlphaECP
Solution value:     90.6227
nous1
p1
Solution found by SBB with MINOS as subsolver.
Solution value:    1.5671
nous2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    0.6260
nuclear14
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1277
nuclear14a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1280
nuclear14b
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       -1.0813
p2
Solution found by LaGO.
Solution value:       -1.1116
p3
Solution found by SBB with "dfsstay 500" started from LaGO point p2.
Solution value:       -1.1135
p4
Solution found by AlphaECP.
Solution value:       -1.1169
nuclear25
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1186
nuclear25a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1202
nuclear25b
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.0652
p2
Solution found by LaGO.
Solution value:       -1.0886
p3
Solution found by SBB with "dfsstay 500" started from LaGO point p2.
Solution value:       -1.0972
p4
Solution found by SCIP.
Solution value:       -1.1010
nuclear49
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1514
nuclear49a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1514
nuclear49b
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.1115
p2
Solution found by AlphaECP.
Solution value:        -1.1169
nuclearva
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -1.0125
nuclearvb
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -1.0304
nuclearvc
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -0.9983
nuclearvd
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -1.0285
p2
Solution found by LindoGlobal
Solution value:       -1.0331
p3
Solution found by AlphaECP with options "MIPsolstrat 0" and "CUTdelcrit 0".
Solution value:       -1.0344
nuclearve
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -1.0351
nuclearvf
p1
Solution found by SBB with CONOPT2 as root solver and SNOPT as subsolver.
Objective function value: -1.0177
p3
Solution found by LindoGlobal
Solution value:       -1.0194
nvs01
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 12.4697
nvs02
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 5.9846
nvs03
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 16.0000
nvs04
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 0.7200
nvs05
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 5.4709
nvs06
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 1.7703
nvs07
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 4.0000
nvs08
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 23.4497
nvs09
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -43.1343
nvs10
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -310.8000
nvs11
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -431.0000
nvs12
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -481.2000
nvs13
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -585.2000
nvs14
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -40153.7237
nvs15
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 1.0000
nvs16
p1
Solution found by SBB with MINOS as subsolver.
Objective function value: 0.7031
nvs17
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -1100.4000
nvs18
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -778.4000
nvs19
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -1098.4000
nvs20
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 230.9222
nvs21
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -5.6848
nvs22
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: 6.0582
nvs23
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -1125.2000
nvs24
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -1033.2000
o7
p1
Solution found by AlphaECP
Solution value:        131.6531
o7_2
p1
Solution found by AlphaECP
Solution value:        116.9459
o7_ar25_1
p1
Solution found by AlphaECP
Solution value:     140.4119
o7_ar2_1
p1
Solution found by AlphaECP
Solution value:     140.4119
o7_ar3_1
p1
Solution found by AlphaECP
Solution value:     137.9318
o7_ar4_1
p1
Solution found by AlphaECP
Solution value:     131.6531
o7_ar5_1
p1
Solution found by AlphaECP
Solution value:     116.9458
o8_ar4_1
p1
Solution found by AlphaECP
Solution value:     243.0707
o9_ar4_1
p1
Solution found by AlphaECP
Solution value:     236.1385
oaer
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.9231
oil
p1
Solution found by SBB/CONOPT with option file:
Solution value:        -0.9325

 varsel 3
 ninfmult 10000
 memnodes 3000000
 failseq conopt

Run on a 1GHz Linux PC.

Statistics:
   Iterations    :           1332517 (pseudo costs calculations:      608)
   NLP Seconds   :      23379.880000 (pseudo costs calculations:     6.85)
   B&B nodes     :             51144
   MIP solution  :         -0.932508 found in node 50174
   Best possible :         -0.932508
   Absolute gap  :7.921829858759e-10     optca :  0.000000
   Relative gap  :8.495185487344e-10     optcr :  0.000000
   Model Status  :                 8
   Solver Status :                 1

Non convex model!
   # jumps in best bound       :               681
   Maximum jump in best bound  :          0.001994 in node 49362
   # jumps to better objective :               681
   Maximum jump in objective   :          0.001994 in node 49362

NLP Solver Statistics
   Total Number of NLP solves  :      51156
   Total Number of NLP failures:         10
   Details:         conopt   conopt2
     # execs            10     51146
     # failures          0        10
Terminating.
oil2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -0.7333
ortez
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:     -9532.0391
parallel
p1
Solution found by SBB with MINOS as subsolver.
Solution value:       924.2956
pb302035
p1
Solution found by DICOPT with CPLEX and SNOPT
Solution value:       3379359.0
pb302055
p1
Solution found by DICOPT with CPLEX and SNOPT
Solution value:       3599602.0000
pb302075
p1
Solution found by AlphaECP with CPLEX
Solution value:       4050938.0000
pb302095
p1
Solution found by AlphaECP with CPLEX
Solution value:       5726530.0000
pb351535
p1
Solution found by DICOPT with CPLEX and SNOPT
Solution value:       4456670.0000
pb351555
p1
Solution found by AlphaECP with CPLEX and option 'strategy 3'
Solution value:       4639128.0000
pb351575
p1
Solution found by DICOPT with CPLEX and CONOPT
Solution value:       6301723.0000
pb351595
p1
Solution found by DICOPT with CPLEX and SNOPTT
Solution value:       6670264.0000
prob02
p1
Solution found by BARON
Solution value:        112235.0000
prob03
p1
Solution found by BARON
Solution value:        10.0000
prob10
p1
Solution found by SBB/CONOPT
Solution value:        3.4455
procsel
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        -1.9231
product
p1
Solution found by DICOPT with CONOPT3 and CPLEX as subsolvers.
Objective function value: -2142.9481
product2
p1
Solution found by SBB with CONOPT2 as subsolver.
Objective function value: -2100.0774
p2
Solution found by CoinBonmin
Objective function value: -2102.3893
pump
p1
Solution found by SBB with MINOS as subsolver.
Solution value:    134263.5853
p2
Solution found by LAGO with CONOPT3 as subsolver.
Objective function value: 128893.74101
qap
p1
Solution from the QAPLIB website
Solution value:      388214.0000
qapw
p1
Solution from the QAPLIB website
Solution value:      388214.0000
ravem
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    269590.2193
ravem
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    269590.2193
risk2b
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -55.8761
risk2b
p1
Solution found by SBB with CONOPT3 as subsolver.
Objective function value: -55.8761
saa_2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         12.7753
p2
Solution found by SCIP.
Solution value:         12.7375
p3
Solution found by SCIP with branching strategy changed to most-infeasible branching.
Solution value:         12.6922
p4
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        12.1613
sep1
p1
Solution found by BARON.
Solution value:      -510.0810
space25
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      484.3286
space25a
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      484.3286
space960
p1
This is a solution to the relaxed problem and was found by CONOPT2.
Solution value: 7610305.24582 
spectra2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        13.9783
spring
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:  0.8462457
st_e13
p1
Solution found by BARON.
Solution value:         2.0000
st_e14
p1
Solution found by BARON.
Solution value:         4.5796
st_e15
p1
Solution found by BARON.
Solution value:         7.6672
st_e27
p1
Solution found by BARON.
Solution value:         2.0000
st_e29
p1
Solution found by BARON.
Solution value:         -0.9435
st_e31
p1
Solution found by BARON.
Solution value:         -2.0000
st_e32
p1
Solution found by BARON.
Solution value:         -1.4304
st_e35
p1
Solution found by BARON.
Solution value:         64868.0768
st_e36
p1
Solution found by BARON.
Solution value:         -246.0000
st_e38
p1
Solution found by BARON.
Solution value:         7197.7271
st_e40
p1
Solution found by BARON.
Solution value:         30.4142
st_miqp1
p1
Solution found by BARON.
Solution value:         281.0000
st_miqp2
p1
Solution found by BARON.
Solution value:         2.0000
st_miqp3
p1
Solution found by BARON.
Solution value:         -6.0000
st_miqp4
p1
Solution found by BARON.
Solution value:         -4574.0000
st_miqp5
p1
Solution found by BARON.
Solution value:         -333.8889
st_test1
p1
Solution found by BARON.
Solution value:         0.0000
st_test2
p1
Solution found by BARON.
Solution value:         -9.2500
st_test3
p1
Solution found by BARON.
Solution value:         -7.0000
st_test4
p1
Solution found by BARON.
Solution value:         -7.0000
st_test5
p1
Solution found by BARON.
Solution value:         -110.0000
st_test6
p1
Solution found by BARON.
Solution value:         471.0000
st_test8
p1
Solution found by BARON.
Solution value:         -29605.0000
st_testgr1
p1
Solution found by BARON.
Solution value:         -12.8116
st_testgr3
p1
Solution found by BARON.
Solution value:         -20.5900
st_testph4
p1
Solution found by BARON.
Solution value:         -80.5000
stockcycle
p1
Solution found by SBB with MINOS as subsolver.
Solution value:    125839.8000
p2
Solution found by SBB with CONOPT as subsolver.
Solution value:    119948.6883
super1
p1
Solution found by LaGO
Solution value:      9.5079
  set non default levels
super2
p1
Solution found by LaGO
Solution value:      4.9345
  set non default levels
super3
p1
Solution found by LaGO
Solution value:      12.6284
  set non default levels
super3t
p1
Solution found by LaGO
Solution value:     -0.6674
  set non default levels
p2
Solution found by SBB/CONOPT.
Solution value:     -0.668897776
synheat
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:    154997.3349
synthes1
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         6.0098
synthes2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        73.0353
synthes3
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        68.0097
tln2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         5.3000
tln4
p1
Solution found by BARON
Solution value:         8.3000
tln5
p1
Solution found by BARON
Solution value:         10.3000
tln6
p1
Solution found by BARON
Solution value:         15.6000
p2
Solution found by GloMIQO
Solution value:         15.3000
tln7
p1
Solution found by SBB with CONOPT as subsolver from a 22.5 restart point of BARON
Solution value:         19.5000
p2
Solution found by SCIP
Solution value:         15.0000
tln12
p1
Solution found by AlphaECP
Solution value:         102.6000
p2
Solution found by SBB/Conopt started from p1 found by AlphaECP
Solution value:         95.6000
p3
Solution found by Cbc (Jon Lee)
Solution value:         90.5000
tloss
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:        16.3000
tls2
p1
Solution found by SBB with SNOPT as subsolver.
Solution value:         5.3000
tls4
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:         12.4000
p2
Solution was obtained by a novel simplicial-approximation based algorithm (Goyal
and Ierapetritou, 2003a, 2003b) in 6.57 CPU seconds. The same solutions is also
obtained using GAMS/SBB with conopt2 as the nodesolver in 588.65 CPU sec.

Goyal, V., and M.G. Ierapetritou: (2003a),  MINLP Optimization using
simplicial approximation method for classes of nonconvex problems,
(Accepted for publication: Nonconvex Optimization and Its Applications),
Kluwer Academic Publishers

Goyal, V., and M.G. Ierapetritou: (2003b),  Computational Experiences
with a Simplicial-Approximation Based Algorithm for MINLP
Optimization,
(submitted for publication: Comp. & Chem. Eng.)

Solution value:         9.3000
p3
Global optimum found by BARON.
Solution value:         8.3000
tls5
p1
Solution found by LINDOGLOBAL
Solution value:         14.4000
p2
Solution found by AlphaECP.
Solution value:         14.2000
p3
Solution found by BARON.
Solution value:         11.5000
p4
Solution found by SCIP.
Solution value:         10.3000
tls6
p1
Solution found by LINDOGLOBAL
Solution value:         27.4000
p2
Solution found by BARON.
Solution value:         16.6000
p3
Solution found by SCIP.
Solution value:         15.3000
tls7
p1
Solution found by AlphaECP
Solution value:         32.5000
p2
Solution found by LindoGlobal.
Solution value:         27.3000
p3
Solution found by SCIP.
Solution value:         15.5000
tls12
p1
Solution found by AlphaECP with options "MIPsolstrat 4" and "NLPcalliter 1".
Solution value:         112.8000
tltr
p1
Solution found by BARON
Solution value:      48.0667
uselinear
p1
Solution found by SBB with CONOPT as subsolver.
SBB Options:
acceptnonopt 1
dfsstay 20
subsolver conopt.1
rootsolver conopt.1

CONOPT Options:
rtnwma = 1e-6
lfstal = 1e5
lslack = true
lmmxsf = 1
lfscal = 1
lfilog = 1
lfilos = 1

Solution value:      -1050.3359
util
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       999.5788
var_con10
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       444.2140
var_con5
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       278.1449
waste
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       696.6857
p2
Solution found by SBB/SNOPT/CONOPT.
Solution value:       598.9192

SBB used an option file:

ninfmult 30
memnodes 1000000
printbbinfo 1
varsel 3
subsolver conopt2

The statistics of this run (on a 450 Mhz PII running Linux) are:

 Statistics:
   Iterations    :           1827608 (pseudo costs calculations:   605769)
   NLP Seconds   :     183409.150000 (pseudo costs calculations: 35398.85)
   B&B nodes     :            264619
   MIP solution  :        598.919176 found in node 212137
   Best possible :        598.919176
   Absolute gap  :          0.000000     optca :  0.000000
   Relative gap  :          0.000000     optcr :  0.000000
   Model Status  :                 8
   Solver Status :                 1

Non convex model!
   # jumps in best bound       :                 8
   Maximum jump in best bound  :          0.008726 in node 191936
   # jumps to better objective :                11
   Maximum jump in objective   :          0.008726 in node 191936

NLP Solver Statistics
   Total Number of NLP solves  :     264621
   Total Number of NLP failures:          0
   Details:        conopt2     snopt
     # execs        264620         1
     # failures          0         0
water3
p1
Solution found by SBB with MINOS as subsolver.
Solution value:      1057.5519
p2
Solution found by AlphaECP with option "MIPsolstrat 0".
Solution value:       930.9874
p3
Solution found by SCIP.
Solution value:       920.6722
p4
Solution found by SCIP started from solution point p3 and cut separation disabled.
Solution value:       907.017
water4
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       913.1571
p2
Solution found by Couenne using strong branching and aggressive probing (Giacomo Nannicini).
Solution value:       910.8822
p3
Solution found by SCIP.
Solution value:       907.0170
waterful2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      1391.1264
p2
Solution found by SBB with CONOPT as subsolver.
Solution value:      1382.6946
p3
Solution found by SBB with CONOPT as subsolver.
Solution value:      1369.0944
p4
Solution found by AlphaECP
Solution value:      1012.6093
waters
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      1646.3992
p2
Solution found by AlphaECP.
Solution value:      1281.8737
p3
Solution found by AlphaECP.
Solution value:     1117.9522
p4
Solution found by SCIP.
Solution value:     935.6923
p5
Solution found by SCIP with node selection rule changed to depth-first-search.
Solution value:     913.7757
watersbp
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:      1057.5519
p2
Solution found by AlphaECP.
Solution value:     995.2960
p3
Solution found by SCIP.
Solution value:     947.2880
p4
Solution found by SCIP started from solution point p3 and node selection rule changed to depth-first-search.
Solution value:     913.7757
watersym1
p1
Solution found by SBB with MINOS as subsolver.
Solution value:      1130.9439
p2
Solution found by SBB.
Solution value:     1111.2212
p3
Solution found by AlphaECP.
Solution value:      941.5144
p4
Solution found by SCIP.
Solution value:      913.7757
watersym2
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       953.5442
p2
Solution found by SCIP started from solution point p1 and node selection rule changed to depth-first-search.
Solution value:       940.9189
waterx
p1
Solution found by SBB with CONOPT as subsolver.
Solution value:       916.0040
p2
Solution found by SBB with CONOPT as subsolver.
We used an SBB option: varsel 3 (pseudo cost variable selection)
Solution value:       910.4711
p3
Solution found by AlphaECP with options "MIPsolstrat 4" and "NLPcalliter 1".
Solution value:       909.0401
waterz
p1
Solution found by BARON
Solution value:       1349.5899
p2
Solution was obtained by AOA, the AIMMS Outer Approximation algorithm
Solution value:        1037.6418
p3
Solution found by Couenne using strong branching and aggressive probing (Giacomo Nannicini).
Solution value:        907.017
windfac
p1
Solution found by SBB with MINOS as subsolver.
Solution value:         0.2545