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7 #ifndef __IPMONOTONEMUUPDATE_HPP__
8 #define __IPMONOTONEMUUPDATE_HPP__
37 const std::string& prefix
Number barrier_tol_factor_
This file contains a base class for all exceptions and a set of macros to help with exceptions.
double Number
Type of all numbers.
virtual ~MonotoneMuUpdate()
Destructor.
Number tau_min_
Tau_min for fraction to boundary rule.
Number mu_linear_decrease_factor_
Abstract Base Class for classes that implement methods for computing the barrier and fraction-to-the-...
bool initialized_
Flag indicating whether the method has been called at least once so far.
SmartPtr< LineSearch > linesearch_
Number mu_init_
Initial value of the barrier parameter.
virtual bool UpdateBarrierParameter()
Method for determining the barrier parameter for the next iteration.
Template class for Smart Pointers.
void operator=(const MonotoneMuUpdate &)
Number mu_superlinear_decrease_power_
bool mu_allow_fast_monotone_decrease_
static void RegisterOptions(const SmartPtr< RegisteredOptions > &roptions)
virtual bool InitializeImpl(const OptionsList &options, const std::string &prefix)
Implementation of the initialization method that has to be overloaded by for each derived class.
This class stores a list of user set options.
bool first_iter_resto_
If true, no modification of the barrier parameter will be done at the first call of Update (fix for t...
void CalcNewMuAndTau(Number &new_mu, Number &new_tau)
Internal method for computing the new values for mu and tau.