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math.CO2018
LCD codes from weighing matrices
Dean Crnkovic, Ronan Egan, B. G. Rodrigues +1
Linear codes with complementary duals are linear codes whose intersection with their duals are trivial, shortly named LCD codes. In this paper we outline a construction for LCD cod…
math.CO2018
Spectra of Hadamard matrices
Ronan Egan, Padraig O Cathain, Eric Swartz
A Butson Hadamard matrix has entries in the kth roots of unity, and satisfies the matrix equation . We write for the set of such matrice…