ABSTRACT

A(x)A(x−1) ∈ Z[x, x−1]. 8.4 A family of {0,±1}-sequences {Ai}, 1 ≤ i ≤ q, all of length n, for which

NAi (j) = 0 ( q∑ i=1

PAi(j) = 0) for j 6= 0, or equivalently: if q∑ i=1

w(Ai) is a constant

function (mod xn−1, respectively), is a family of nonperiodic (periodic, respectively) complementary sequences and is denoted by NCS(n, q) (PCS(n, q), respectively).