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  • LBFGS.getStep()
  1. pele /
  2. Optimizers (pele.optimize) /
  3. pele.optimize.LBFGS /
  4. pele.optimize.LBFGS.getStep

pele.optimize.LBFGS.getStep#

LBFGS.getStep(X, G)[source]#

update the LBFGS memory and compute a step direction and size

http://en.wikipedia.org/wiki/Limited-memory_BFGS

Liu and Nocedal 1989 http://dx.doi.org/10.1007/BF01589116

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