#include <boost/numeric/interval.hpp>

#include <iostream>

typedef boost::numeric::interval<double> interval;

int main()
{
	interval i1(635);
	interval i2(10000);
	interval i = i1/i2;
	std::cout << i.lower() << ".." << i.upper() <<  std::endl;
	interval r=boost::numeric::nth_root(i,2);
	std::cout << r.lower() << ".." << r.upper() <<  std::endl;
}