\ begin {ecuación*}\ begin {array} {c|c}\ circ &\ textrm {}\ begin {array} {cccccc} i & r & r^2 & r^3 & f_1 & f_2 & f_3 & f_4\\ end {array}\\ hline\ begin {array} {c} i\\ r\ r^2\\ r^3\\ f_1\\ f_2\\ f_...\ begin {ecuación*}\ begin {array} {c|c}\ circ &\ textrm {}\ begin {array} {cccccc} i & r & r^2 & r^3 & f_1 & f_2 & f_3 & f_4\\ end {array}\\ hline\ begin {array} {c} i\\ r\ r^2\\ r^3\\ f_1\\ f_2\\ f_3\\ f_4\\\ end {array} &\ begin {array} {cccccccc} i & r & r^2 & ; r^3 & f_1 & f_2 & f_3 & f_4\\ r & r^2 & r^3 & i & f_4 & f_3 & f_1 & f_2\\ r^2 & r^3 & i & r & f_2 & f_1 & f_4 & f_3\\ r^3 & i & r & r^2 & f_3 & f_3 & f_3 & f_3 & i & r _4 y f_2 y f_1\\ f_1 y f_3 y f_2 y f_4 e i y ; r^2 & r & r^3\\ f…
