Searched refs:directional_derivative (Results 1 – 3 of 3) sorted by relevance
55 directional_derivative(0.0), in State()64 double directional_derivative; member
282 current_state.directional_derivative = in Minimize()295 current_state.directional_derivative); in Minimize()304 initial_step_size, current_state.directional_derivative, in Minimize()313 current_state.directional_derivative, in Minimize()322 current_state.directional_derivative); in Minimize()
83 const double directional_derivative = in NextDirection() local85 if (directional_derivative > -function_tolerance_) { in NextDirection()87 << directional_derivative; in NextDirection()