########## K = 6 ##########
---------- line search ----------
xp: [ -1.175965 -1.021925]
x: [ -1.175965 -1.021925]
fx: 3.6649880842636957
grad: [ 0.291111 0.611040]
dg: -0.019388518342929335
step: 1.0
step_max: 4527.278072232203
drt: [ -0.020712 -0.021863]
-> before wolfe and loop
test_decr: -1.9388518342929334E-6
test_curv: 0.017449666508636403
x: [ -1.196677 -1.043787]
fx: 3.6890159788215215
grad: [ -0.491640 -0.794323]
dg: 0.02754899968783143
wolfe cond 1: 3.6890159788215215 <= 3.6649861454118615 == false
wolfe cond 2: 0.02754899968783143 <= 0.017449666508636403 == false
-> entering loop
iter: 0
ft: 0.02402983340966013
gt: 0.027550938539665722
-- case 1, 0.02402983340966013 > 0.0
-- new_step: 0.1281449854770161
x: [ -1.178619 -1.024726]
fx: 3.666020639854685
grad: [ 0.220565 0.483856]
dg: -0.015146782672016433
wolfe cond 1: 3.666020639854685 <= 3.664987835809556 == false
wolfe cond 2: 0.015146782672016433 <= 0.017449666508636403 == true
iter: 1
ft: 0.0010328040451292847
gt: -0.01514484382018214
-- case 1, 0.0010328040451292847 > 0.0
-- new_step: 0.018504805795125423
x: [ -1.176348 -1.022329]
fx: 3.6651090720284976
grad: [ 0.281510 0.593717]
dg: -0.01881094795535289
wolfe cond 1: 3.6651090720284976 <= 3.664988048385619 == false
wolfe cond 2: 0.01881094795535289 <= 0.017449666508636403 == false
iter: 2
ft: 1.2102364287850891E-4
gt: -0.018809009103518595
-- case 1, 1.2102364287850891E-4 > 0.0
-- new_step: 0.002722426236016934
x: [ -1.176021 -1.021984]
fx: 3.6650053144570243
grad: [ 0.289711 0.608514]
dg: -0.019304292377753038
wolfe cond 1: 3.6650053144570243 <= 3.6649880789853144 == false
wolfe cond 2: 0.019304292377753038 <= 0.017449666508636403 == false
iter: 3
ft: 1.7235471709656006E-5
gt: -0.019302353525918744
-- case 1, 1.7235471709656006E-5 > 0.0
-- new_step: 4.0163395100049855E-4
x: [ -1.175973 -1.021933]
fx: 3.664990613925348
grad: [ 0.290905 0.610668]
dg: -0.01937610886411797
wolfe cond 1: 3.664990613925348 <= 3.664988083484987 == false
wolfe cond 2: 0.01937610886411797 <= 0.017449666508636403 == false
iter: 4
ft: 2.5304403608734615E-6
gt: -0.019374170012283677
-- case 1, 2.5304403608734615E-6 > 0.0
-- new_step: 5.927648068333564E-5
x: [ -1.175966 -1.021926]
fx: 3.66498845734526
grad: [ 0.291080 0.610985]
dg: -0.019386687201646168
wolfe cond 1: 3.66498845734526 <= 3.664988084148767 == false
wolfe cond 2: 0.019386687201646168 <= 0.017449666508636403 == false
iter: 5
ft: 3.731964926221225E-7
gt: -0.019384748349811874
-- case 1, 3.731964926221225E-7 > 0.0
-- new_step: 8.749044727386978E-6
x: [ -1.175965 -1.021925]
fx: 3.6649881393236887
grad: [ 0.291106 0.611032]
dg: -0.019388248079223333
wolfe cond 1: 3.6649881393236887 <= 3.6649880842467324 == false
wolfe cond 2: 0.019388248079223333 <= 0.017449666508636403 == false
iter: 6
ft: 5.5076956110783376E-8
gt: -0.01938630922738904
-- case 1, 5.5076956110783376E-8 > 0.0
-- new_step: 1.29134633845694E-6
x: [ -1.175965 -1.021925]
fx: 3.6649880923903435
grad: [ 0.291110 0.611039]
dg: -0.019388478452564938
wolfe cond 1: 3.6649880923903435 <= 3.664988084261192 == false
wolfe cond 2: 0.019388478452564938 <= 0.017449666508636403 == false
iter: 7
ft: 8.129151528361872E-9
gt: -0.019386539600730644
-- case 1, 8.129151528361872E-9 > 0.0
-- new_step: 1.906011069354277E-7
x: [ -1.175965 -1.021925]
fx: 3.6649880854631744
grad: [ 0.291111 0.611040]
dg: -0.019388512455164743
wolfe cond 1: 3.6649880854631744 <= 3.6649880842633262 == false
wolfe cond 2: 0.019388512455164743 <= 0.017449666508636403 == false
iter: 8
ft: 1.1998482858618813E-9
gt: -0.01938657360333045
-- case 1, 1.1998482858618813E-9 > 0.0
-- new_step: 2.813250173095632E-8
x: [ -1.175965 -1.021925]
fx: 3.664988084440737
grad: [ 0.291111 0.611040]
dg: -0.019388517473902345
wolfe cond 1: 3.664988084440737 <= 3.664988084263641 == false
wolfe cond 2: 0.019388517473902345 <= 0.017449666508636403 == false
iter: 9
ft: 1.7709603732982997E-10
gt: -0.01938657862206805
-- case 1, 1.7709603732982997E-10 > 0.0
-- new_step: 4.152325452828433E-9
x: [ -1.175965 -1.021925]
fx: 3.6649880842898264
grad: [ 0.291111 0.611040]
dg: -0.019388518214661702
wolfe cond 1: 3.6649880842898264 <= 3.6649880842636877 == false
wolfe cond 2: 0.019388518214661702 <= 0.017449666508636403 == false
iter: 10
ft: 2.6138703940608333E-11
gt: -0.019386579362827408
-- case 1, 2.6138703940608333E-11 > 0.0
-- new_step: 6.128818099384239E-10
x: [ -1.175965 -1.021925]
fx: 3.6649880842675513
grad: [ 0.291111 0.611040]
dg: -0.019388518323996747
wolfe cond 1: 3.6649880842675513 <= 3.6649880842636944 == false
wolfe cond 2: 0.019388518323996747 <= 0.017449666508636403 == false
iter: 11
ft: 3.8567708069396475E-12
gt: -0.019386579472162453
-- case 1, 3.8567708069396475E-12 > 0.0
-- new_step: 9.047013223848551E-11
x: [ -1.175965 -1.021925]
fx: 3.664988084264264
grad: [ 0.291111 0.611040]
dg: -0.0193885183401345
wolfe cond 1: 3.664988084264264 <= 3.6649880842636957 == false
wolfe cond 2: 0.0193885183401345 <= 0.017449666508636403 == false
iter: 12
ft: 5.686095967899195E-13
gt: -0.019386579488300207
-- case 1, 5.686095967899195E-13 > 0.0
-- new_step: 1.3359590455377545E-11
x: [ -1.175965 -1.021925]
fx: 3.6649880842637788
grad: [ 0.291111 0.611040]
dg: -0.019388518342516703
wolfe cond 1: 3.6649880842637788 <= 3.6649880842636957 == false
wolfe cond 2: 0.019388518342516703 <= 0.017449666508636403 == false
iter: 13
ft: 8.307058450842152E-14
gt: -0.01938657949068241
-- case 1, 8.307058450842152E-14 > 0.0
-- new_step: 1.9790395282910703E-12
x: [ -1.175965 -1.021925]
fx: 3.664988084263708
grad: [ 0.291111 0.611040]
dg: -0.019388518342868165
wolfe cond 1: 3.664988084263708 <= 3.6649880842636957 == false
wolfe cond 2: 0.019388518342868165 <= 0.017449666508636403 == false
iter: 14
ft: 1.2438334940221318E-14
gt: -0.01938657949103387
-- case 1, 1.2438334940221318E-14 > 0.0
-- new_step: 2.92242071913514E-13
x: [ -1.175965 -1.021925]
fx: 3.664988084263697
grad: [ 0.291111 0.611040]
dg: -0.019388518342920255
wolfe cond 1: 3.664988084263697 <= 3.6649880842636957 == false
wolfe cond 2: 0.019388518342920255 <= 0.017449666508636403 == false
iter: 15
ft: 1.332834243627375E-15
gt: -0.01938657949108596
-- case 1, 1.332834243627375E-15 > 0.0
-- new_step: 4.69847459607086E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 16
ft: -4.439981133891729E-16
gt: -0.01938657949109344
-- case 2, -0.0 > 0.0
-- new_step: 9.866796651748807E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342926087
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342926087 <= 0.017449666508636403 == false
iter: 17
ft: -4.4389790728219423E-16
gt: -0.019386579491091793
-- case 1, -4.4389790728219423E-16 > -4.439981133891729E-16
-- new_step: 5.79052036971028E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636957
grad: [ 0.291111 0.611040]
dg: -0.019388518342927485
wolfe cond 1: 3.6649880842636957 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927485 <= 0.017449666508636403 == false
iter: 18
ft: 1.122696104032337E-19
gt: -0.01938657949109319
-- case 1, 1.122696104032337E-19 > -4.439981133891729E-16
-- new_step: 4.760785175092509E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 19
ft: -4.439969052793686E-16
gt: -0.01938657949109344
-- case 1, -4.439969052793686E-16 > -4.439981133891729E-16
-- new_step: 4.711640572134368E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 20
ft: -4.439978581204045E-16
gt: -0.01938657949109344
-- case 1, -4.439978581204045E-16 > -4.439981133891729E-16
-- new_step: 4.701256514140482E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 21
ft: -4.439980594519034E-16
gt: -0.01938657949109344
-- case 1, -4.439980594519034E-16 > -4.439981133891729E-16
-- new_step: 4.699062404232806E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 22
ft: -4.439981019924436E-16
gt: -0.01938657949109344
-- case 1, -4.439981019924436E-16 > -4.439981133891729E-16
-- new_step: 4.69859879756223E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 23
ft: -4.4399811098109E-16
gt: -0.01938657949109344
-- case 1, -4.4399811098109E-16 > -4.439981133891729E-16
-- new_step: 4.698500839332691E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 24
ft: -4.4399811288035497E-16
gt: -0.01938657949109344
-- case 1, -4.4399811288035497E-16 > -4.439981133891729E-16
-- new_step: 4.6984801410871304E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 25
ft: -4.4399811328166325E-16
gt: -0.01938657949109344
-- case 1, -4.4399811328166325E-16 > -4.439981133891729E-16
-- new_step: 4.6984757674434593E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 26
ft: -4.439981133664617E-16
gt: -0.01938657949109344
-- case 1, -4.439981133664617E-16 > -4.439981133891729E-16
-- new_step: 4.698474842357829E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 27
ft: -4.439981133843978E-16
gt: -0.01938657949109344
-- case 1, -4.439981133843978E-16 > -4.439981133891729E-16
-- new_step: 4.6984746085145E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 28
ft: -4.4399811338893167E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338893167E-16 > -4.439981133891729E-16
-- new_step: 4.698474602292058E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 29
ft: -4.4399811338905227E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338905227E-16 > -4.439981133891729E-16
-- new_step: 4.698474574428066E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 30
ft: -4.4399811338959254E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474592818301E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 31
ft: -4.4399811338923597E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338923597E-16 > -4.4399811338959254E-16
-- new_step: 4.6984745836227235E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 32
ft: -4.4399811338941425E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338941425E-16 > -4.4399811338959254E-16
-- new_step: 4.698474579025165E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 33
ft: -4.439981133895034E-16
gt: -0.01938657949109344
-- case 1, -4.439981133895034E-16 > -4.4399811338959254E-16
-- new_step: 4.698474576726386E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 34
ft: -4.4399811338954797E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338954797E-16 > -4.4399811338959254E-16
-- new_step: 4.698474550823932E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 35
ft: -4.439981133900502E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.6984745679195516E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 36
ft: -4.439981133897187E-16
gt: -0.01938657949109344
-- case 1, -4.439981133897187E-16 > -4.439981133900502E-16
-- new_step: 4.698474559371315E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 37
ft: -4.4399811338988447E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338988447E-16 > -4.439981133900502E-16
-- new_step: 4.6984745200910456E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 38
ft: -4.4399811339064606E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474559371315E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 39
ft: -4.4399811338988447E-16
gt: -0.01938657949109344
-- case 1, -4.4399811338988447E-16 > -4.4399811339064606E-16
-- new_step: 4.698474539729216E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 40
ft: -4.439981133902653E-16
gt: -0.01938657949109344
-- case 1, -4.439981133902653E-16 > -4.4399811339064606E-16
-- new_step: 4.698474529909149E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 41
ft: -4.439981133904557E-16
gt: -0.01938657949109344
-- case 1, -4.439981133904557E-16 > -4.4399811339064606E-16
-- new_step: 4.698474500246615E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 42
ft: -4.439981133910308E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474529909149E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 43
ft: -4.439981133904557E-16
gt: -0.01938657949109344
-- case 1, -4.439981133904557E-16 > -4.439981133910308E-16
-- new_step: 4.6984745150763994E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 44
ft: -4.439981133907433E-16
gt: -0.01938657949109344
-- case 1, -4.439981133907433E-16 > -4.439981133910308E-16
-- new_step: 4.6984745076611366E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 45
ft: -4.4399811339088706E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339088706E-16 > -4.439981133910308E-16
-- new_step: 4.698474479200454E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 46
ft: -4.4399811339143887E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.6984745076611366E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 47
ft: -4.4399811339088706E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339088706E-16 > -4.4399811339143887E-16
-- new_step: 4.698474493429372E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 48
ft: -4.4399811339116296E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339116296E-16 > -4.4399811339143887E-16
-- new_step: 4.6984744863142014E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 49
ft: -4.439981133913009E-16
gt: -0.01938657949109344
-- case 1, -4.439981133913009E-16 > -4.4399811339143887E-16
-- new_step: 4.698474447750787E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 50
ft: -4.439981133920486E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.6984744863142014E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 51
ft: -4.439981133913009E-16
gt: -0.01938657949109344
-- case 1, -4.439981133913009E-16 > -4.439981133920486E-16
-- new_step: 4.698474467030566E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 52
ft: -4.439981133916748E-16
gt: -0.01938657949109344
-- case 1, -4.439981133916748E-16 > -4.439981133920486E-16
-- new_step: 4.6984744573897126E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 53
ft: -4.4399811339186175E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339186175E-16 > -4.439981133920486E-16
-- new_step: 4.6984744525700085E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 54
ft: -4.439981133919552E-16
gt: -0.01938657949109344
-- case 1, -4.439981133919552E-16 > -4.439981133920486E-16
-- new_step: 4.6984744501602776E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 55
ft: -4.439981133920019E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920019E-16 > -4.439981133920486E-16
-- new_step: 4.698474448955472E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 56
ft: -4.4399811339202524E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339202524E-16 > -4.439981133920486E-16
-- new_step: 4.698474448353099E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 57
ft: -4.439981133920369E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920369E-16 > -4.439981133920486E-16
-- new_step: 4.698474448051928E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 58
ft: -4.439981133920428E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920428E-16 > -4.439981133920486E-16
-- new_step: 4.6984744479013504E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 59
ft: -4.439981133920457E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920457E-16 > -4.439981133920486E-16
-- new_step: 4.6984744478260615E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 60
ft: -4.439981133920472E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920472E-16 > -4.439981133920486E-16
-- new_step: 4.698474447788421E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 61
ft: -4.4399811339204787E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339204787E-16 > -4.439981133920486E-16
-- new_step: 4.698474447769602E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 62
ft: -4.4399811339204826E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339204826E-16 > -4.439981133920486E-16
-- new_step: 4.6984744477601935E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 63
ft: -4.439981133920484E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920484E-16 > -4.439981133920486E-16
-- new_step: 4.6984744477554907E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 64
ft: -4.439981133920485E-16
gt: -0.01938657949109344
-- case 1, -4.439981133920485E-16 > -4.439981133920486E-16
-- new_step: 4.698474447753139E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 65
ft: -4.4399811339204856E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339204856E-16 > -4.439981133920486E-16
-- new_step: 4.6984744127456E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 66
ft: -4.439981133927273E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474447753139E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 67
ft: -4.4399811339204856E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339204856E-16 > -4.439981133927273E-16
-- new_step: 4.698474430247619E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 68
ft: -4.4399811339238796E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339238796E-16 > -4.439981133927273E-16
-- new_step: 4.698474421495734E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 69
ft: -4.4399811339255767E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339255767E-16 > -4.439981133927273E-16
-- new_step: 4.698474392367211E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 70
ft: -4.4399811339312244E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474421495734E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 71
ft: -4.4399811339255767E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339255767E-16 > -4.4399811339312244E-16
-- new_step: 4.6984744069300165E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 72
ft: -4.439981133928401E-16
gt: -0.01938657949109344
-- case 1, -4.439981133928401E-16 > -4.4399811339312244E-16
-- new_step: 4.69847439964825E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 73
ft: -4.4399811339298124E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339298124E-16 > -4.4399811339312244E-16
-- new_step: 4.6984743960073664E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 74
ft: -4.4399811339305184E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339305184E-16 > -4.4399811339312244E-16
-- new_step: 4.6984743941871064E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 75
ft: -4.4399811339308714E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339308714E-16 > -4.4399811339312244E-16
-- new_step: 4.6984743932770677E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 76
ft: -4.439981133931048E-16
gt: -0.01938657949109344
-- case 1, -4.439981133931048E-16 > -4.4399811339312244E-16
-- new_step: 4.6984743928221164E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 77
ft: -4.439981133931136E-16
gt: -0.01938657949109344
-- case 1, -4.439981133931136E-16 > -4.4399811339312244E-16
-- new_step: 4.698474367841416E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 78
ft: -4.4399811339359793E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474384328678E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 79
ft: -4.439981133932783E-16
gt: -0.01938657949109344
-- case 1, -4.439981133932783E-16 > -4.4399811339359793E-16
-- new_step: 4.698474376084635E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 80
ft: -4.4399811339343814E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339343814E-16 > -4.4399811339359793E-16
-- new_step: 4.698474347209583E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 81
ft: -4.43998113393998E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.698474376084635E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 82
ft: -4.4399811339343814E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339343814E-16 > -4.43998113393998E-16
-- new_step: 4.698474361645665E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 83
ft: -4.439981133937181E-16
gt: -0.01938657949109344
-- case 1, -4.439981133937181E-16 > -4.43998113393998E-16
-- new_step: 4.6984743544269025E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 84
ft: -4.43998113393858E-16
gt: -0.01938657949109344
-- case 1, -4.43998113393858E-16 > -4.43998113393998E-16
-- new_step: 4.698474350817882E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 85
ft: -4.43998113393928E-16
gt: -0.01938657949109344
-- case 1, -4.43998113393928E-16 > -4.43998113393998E-16
-- new_step: 4.6984743242604065E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 86
ft: -4.439981133944429E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.6984743417883404E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 87
ft: -4.4399811339410305E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339410305E-16 > -4.439981133944429E-16
-- new_step: 4.6984743330239355E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 88
ft: -4.43998113394273E-16
gt: -0.01938657949109344
-- case 1, -4.43998113394273E-16 > -4.439981133944429E-16
-- new_step: 4.698474328641733E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 89
ft: -4.4399811339435795E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339435795E-16 > -4.439981133944429E-16
-- new_step: 4.69847432645096E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 90
ft: -4.4399811339440045E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339440045E-16 > -4.439981133944429E-16
-- new_step: 4.698474325355629E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 91
ft: -4.439981133944217E-16
gt: -0.01938657949109344
-- case 1, -4.439981133944217E-16 > -4.439981133944429E-16
-- new_step: 4.69847432480799E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 92
ft: -4.439981133944323E-16
gt: -0.01938657949109344
-- case 1, -4.439981133944323E-16 > -4.439981133944429E-16
-- new_step: 4.698474299780948E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 93
ft: -4.4399811339491755E-16
gt: -0.01938657949109344
-- case 3
-- new_step: 4.69847432480799E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 94
ft: -4.439981133944323E-16
gt: -0.01938657949109344
-- case 1, -4.439981133944323E-16 > -4.4399811339491755E-16
-- new_step: 4.698474312293218E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 95
ft: -4.439981133946749E-16
gt: -0.01938657949109344
-- case 1, -4.439981133946749E-16 > -4.4399811339491755E-16
-- new_step: 4.6984743060367704E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 96
ft: -4.4399811339479626E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339479626E-16 > -4.4399811339491755E-16
-- new_step: 4.698474302908546E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 97
ft: -4.439981133948569E-16
gt: -0.01938657949109344
-- case 1, -4.439981133948569E-16 > -4.4399811339491755E-16
-- new_step: 4.698474301344669E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 98
ft: -4.439981133948872E-16
gt: -0.01938657949109344
-- case 1, -4.439981133948872E-16 > -4.4399811339491755E-16
-- new_step: 4.69847430056277E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
iter: 99
ft: -4.4399811339490236E-16
gt: -0.01938657949109344
-- case 1, -4.4399811339490236E-16 > -4.4399811339491755E-16
-- new_step: 4.6984743001718395E-14
x: [ -1.175965 -1.021925]
fx: 3.6649880842636953
grad: [ 0.291111 0.611040]
dg: -0.019388518342927735
wolfe cond 1: 3.6649880842636953 <= 3.6649880842636957 == true
wolfe cond 2: 0.019388518342927735 <= 0.017449666508636403 == false
org.generateme.lbfgsb.LBFGSBException: the line search routine reached the maximum number of iterations
at org.generateme.lbfgsb.LineSearch.<init>(LineSearch.java:305)
at org.generateme.lbfgsb.LBFGSB.minimize(LBFGSB.java:131)
at org.generateme.lbfgsb.examples.Bohachevsky3.main(Bohachevsky3.java:34)