driver.inl
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	#include "driver.hpp" // syntaxic coloration only

	namespace specmicp {
	namespace dfpmsolver {


	template <class Program, class Options, class Performance>
	scalar_t Driver<Program, Options, Performance>::is_step_too_long(Vector& update)
	{
	double steplength = (scaling().asDiagonal()*update).norm();
	if (steplength > get_options().maximum_step_length)
	{
	get_perfs().maximum_step_taken = true;
	update = (get_options().maximum_step_length / steplength) * update;
	steplength = get_options().maximum_step_length;
	}
	return steplength;
	}


	} // end namespace dfpmsolver
	} // end namespace specmicp