\BOOKMARK [1][-]{section.1}{NORMALIZING THE LEAST-SQUARES SOLUTION OF LINES}{} \BOOKMARK [2][-]{subsection.1.1}{Description of the problem}{section.1} \BOOKMARK [2][-]{subsection.1.2}{Questions}{section.1} \BOOKMARK [2][-]{subsection.1.3}{A ''geometric'' construction of "705Ex in the case I}{section.1}