Reference documentation for deal.II version GIT relicensing-43-g3fc2fae7c3 2024-03-03 21:10:02+00:00
\(\newcommand{\dealvcentcolon}{\mathrel{\mathop{:}}}\) \(\newcommand{\dealcoloneq}{\dealvcentcolon\mathrel{\mkern-1.2mu}=}\) \(\newcommand{\jump}[1]{\left[\!\left[ #1 \right]\!\right]}\) \(\newcommand{\average}[1]{\left\{\!\left\{ #1 \right\}\!\right\}}\)
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Namespaces | Functions
line_minimization.h File Reference
#include <deal.II/base/config.h>
#include <deal.II/base/exceptions.h>
#include <deal.II/base/logstream.h>
#include <deal.II/base/numbers.h>
#include <deal.II/base/utilities.h>
#include <deal.II/numerics/history.h>
#include <algorithm>
#include <fstream>
#include <functional>
#include <limits>
#include <optional>
#include <string>

Go to the source code of this file.

Namespaces

namespace  LineMinimization
 

Functions

template<typename NumberType >
std::optional< NumberType > LineMinimization::quadratic_fit (const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi)
 
template<typename NumberType >
std::optional< NumberType > LineMinimization::cubic_fit (const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi, const NumberType g_hi)
 
template<typename NumberType >
std::optional< NumberType > LineMinimization::cubic_fit_three_points (const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi, const NumberType x_rec, const NumberType f_rec)
 
template<typename NumberType >
NumberType LineMinimization::poly_fit (const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi, const NumberType g_hi, const FiniteSizeHistory< NumberType > &x_rec, const FiniteSizeHistory< NumberType > &f_rec, const FiniteSizeHistory< NumberType > &g_rec, const std::pair< NumberType, NumberType > bounds)
 
template<typename NumberType >
NumberType LineMinimization::poly_fit_three_points (const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi, const NumberType g_hi, const FiniteSizeHistory< NumberType > &x_rec, const FiniteSizeHistory< NumberType > &f_rec, const FiniteSizeHistory< NumberType > &g_rec, const std::pair< NumberType, NumberType > bounds)
 
template<typename NumberType >
std::pair< NumberType, unsigned intLineMinimization::line_search (const std::function< std::pair< NumberType, NumberType >(const NumberType x)> &func, const NumberType f0, const NumberType g0, const std::function< NumberType(const NumberType x_low, const NumberType f_low, const NumberType g_low, const NumberType x_hi, const NumberType f_hi, const NumberType g_hi, const FiniteSizeHistory< NumberType > &x_rec, const FiniteSizeHistory< NumberType > &f_rec, const FiniteSizeHistory< NumberType > &g_rec, const std::pair< NumberType, NumberType > bounds)> &interpolate, const NumberType a1, const NumberType eta=0.9, const NumberType mu=0.01, const NumberType a_max=std::numeric_limits< NumberType >::max(), const unsigned int max_evaluations=20, const bool debug_output=false)