Article
Quasi-orthogonal cocycles, optimal sequences and a conjecture of Littlewood
Author/s | Armario Sampalo, José Andrés
![]() ![]() ![]() ![]() ![]() ![]() ![]() Flannery, D. L. |
Department | Universidad de Sevilla. Departamento de Matemática Aplicada I (ETSII) |
Publication Date | 2020 |
Deposit Date | 2021-06-30 |
Published in |
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Abstract | A quasi-orthogonal cocycle, defined over a group of order congruent to 2 modulo 4,
is naturally analogous to an orthogonal cocycle (i.e., one defined over a group of
order divisible by 4, and whose display matrix is ... A quasi-orthogonal cocycle, defined over a group of order congruent to 2 modulo 4, is naturally analogous to an orthogonal cocycle (i.e., one defined over a group of order divisible by 4, and whose display matrix is Hadamard). Here we extend the theory of quasi-orthogonal cocycles in new directions, using equivalences with various optimal binary and quaternary sequences. |
Funding agencies | Junta de Andalucía |
Project ID. | FQM-016
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Citation | Armario Sampalo, J.A. y Flannery, D.L. (2020). Quasi-orthogonal cocycles, optimal sequences and a conjecture of Littlewood. Journal of Algebraic Combinatorics |
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