function iter=secant(func,x0,x1,accur,num_iter)
	iter = [];
	iter(1) = x0;
	if(func(iter(1)) == 0)
		return;
	end
	iter(2) = x1;
	if(func(iter(2)) == 0)
		return;
	end
	for(i = 2:(num_iter-1))
		if(abs(iter(i) - iter(i-1)) < 10^(-accur))
			return;
		end
		iter(i+1) = (iter(i-1)*func(iter(i)) - iter(i)*func(iter(i-1)))/(func(iter(i)) - func(iter(i-1)));
		if(func(iter(i+1)) == 0) 
			return;
		end
	end
end