On - and -Linear Lifts of the Golay Codes
Marcus Greferath, Emanuele Viterbo · 1999
application of the generating function technique in [1, p. 298]. For the characterization of the errors being corrected we adopt the notation of [10] defining the type of a word e as its (complete) enumerator. For instance, 2 4 denotes the type of a word the nonzero components of which equal two in four positions, and by abuse of notation (63) 3 is the type of a word with exactly three nonzero components each of which is chosen from f3; 03g: