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sample_output.txt
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sample_output.txt
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function: Rosenbrock
Adam method
Minimum point: 0.99999999630625946 1.0000000050482116 0.99999999510468707 1.0000000048508602 0.99999999509865800 1.0000000049564148 0.99999999502322379 1.0000000049415876 0.99999999515517779 1.0000000049982729
Minimum value: 8.5434539964974499E-014
time elapsed: 1.5625000000000000E-002
BFGS method
Minimum point: 1.6585066283957515 1.6310027998771128 1.6065313249869606 1.5845341771219978 1.5650417653455566 1.5501390307621079 1.5480057052343739 1.5783232208416627 1.6599467155354979 1.6675170251109090
Minimum value: 4.2420428932518810
time elapsed: 0.0000000000000000
conjugate gradient method
Minimum point: 0.91392505575586547 0.91225691973775114 0.90773309052141748 0.90350694995558511 0.89685041456545811 0.89037046471298686 0.88524787054929577 0.87928066984725506 0.87569230015090771 0.87297973884496161
Minimum value: 0.11973292228514722
time elapsed: 7.8125000000000000E-002
Nelder-Mead
Minimum point: 0.99534759521484373 0.93284759521484395 0.95730743408203112 0.99534759521484373 0.99534792152699081 0.99535299094859508 0.99536285400390623 0.99535522460937498 0.99534950256347654 0.99534759521484373
Minimum value: 0.60164211051791805
time elapsed: 0.0000000000000000
steepest descent
Minimum point: 0.99999986810635111 0.99999986818097808 0.99999986750947600 0.99999986765243065 0.99999986646117300 0.99999986646038674 0.99999986499444471 0.99999986458710088 0.99999986309035049 0.99999986206223657
Minimum value: 1.6156548024510423E-013
L2 norm of gradient: 9.7054694054771362E-007
step size: 1.0000000000000000
#iterations: 3051
#func eval: 29075
time elapsed: 0.0000000000000000
Minimum point: 0.99999984734424363 0.99999984734122305 0.99999984673395936 0.99999984666538533 0.99999984556152932 0.99999984527135899 0.99999984384946083 0.99999984314400137 0.99999984158125466 0.99999984030192979
Minimum value: 2.1631340248582573E-013
L2 norm of gradient: 9.8515385908161896E-007
step size: 0.10000000149011612
#iterations: 2119
#func eval: 12705
time elapsed: 0.0000000000000000
Minimum point: 0.99999987972796178 0.99999987984391081 0.99999987914052213 0.99999987939627411 0.99999987816267888 0.99999987831694681 0.99999987683293390 0.99999987658685563 0.99999987513110988 0.99999987424147074
Minimum value: 1.3442865608084588E-013
L2 norm of gradient: 9.7609226422752359E-007
step size: 9.9999997764825821E-003
#iterations: 3413
#func eval: 10109
time elapsed: 0.0000000000000000
Minimum point: 0.99999982678022381 0.99999982660196363 0.99999982624525952 0.99999982570974466 0.99999982499486773 0.99999982409989319 0.99999982302390000 0.99999982176578073 0.99999982032424073 0.99999981869779664
Minimum value: 2.7850095233959935E-013
L2 norm of gradient: 9.9968083211051606E-007
step size: 1.0000000474974513E-003
#iterations: 8661
#func eval: 8660
time elapsed: 1.5625000000000000E-002
True values
Minimum point: 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000 1.0000000000000000
Minimum value: 0.0000000000000000
time elapsed (s): 0.1094