Simplify Householder iteration, make it private
Simplify Householder iteration, make it private

Juanlu001/poliastro,Juanlu001/poliastro,anhiga/poliastro,newlawrence/poliastro,anhiga/poliastro,anhiga/poliastro,poliastro/poliastro,Juanlu001/poliastro,newlawrence/poliastro,newlawrence/poliastro