class MetaheuristicAlgorithms::FunctionWrappers::RosenbrookFunctionWrapper

Public Instance Methods

initial_decision_variable_value_estimates() click to toggle source
# File lib/metaheuristic_algorithms/function_wrappers/rosenbrook_function_wrapper.rb, line 22
def initial_decision_variable_value_estimates
  # [BigDecimal('2'), BigDecimal('2')]
  [2, 2]
end
maximum_decision_variable_values() click to toggle source
# File lib/metaheuristic_algorithms/function_wrappers/rosenbrook_function_wrapper.rb, line 7
def maximum_decision_variable_values
  # [BigDecimal('5'), BigDecimal('5')]
  [5, 5]
end
minimum_decision_variable_values() click to toggle source
# File lib/metaheuristic_algorithms/function_wrappers/rosenbrook_function_wrapper.rb, line 12
def minimum_decision_variable_values
  # [BigDecimal('-5'), BigDecimal('-5')]
  [-5, -5]
end
objective_function_value(decision_variable_values) click to toggle source
# File lib/metaheuristic_algorithms/function_wrappers/rosenbrook_function_wrapper.rb, line 17
def objective_function_value(decision_variable_values)
  # (BigDecimal('1') - decision_variable_values[0]).power(2) + BigDecimal('100') * (decision_variable_values[1] - decision_variable_values[0].power(2)).power(2)
  (1 - decision_variable_values[0])**2 + 100 * (decision_variable_values[1] - decision_variable_values[0]**2)**2
end