Abstract
Using the Weierstrass semigroup of a pair of distinct points of a Hermitian curve over a finite field, we construct sequences with improved high nonlinear complexity. In particular we improve the bound obtained in Niederreiter and Xing (IEEE Trans Inf Theory 60(10):6696–6701, 2014, Theorem 3) considerably and the bound in Niederreiter and Xing (2014, Theorem 4) for some parameters.
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Acknowledgements
The authors are grateful to Department of Mathematical Sciences, Aalborg University for supporting a one month visiting professor position for the second listed author. This work was supported by The Danish Council for Independent Research (Grant No. DFF–4002-00367), by the Spanish MINECO/FEDER (Grant No. MTM2015-65764-C3-2-P, MTM2015-69138-REDT and RYC-2016-20208 (AEI/FSE/UE)) and by METU Coordinatorship of Scientific Research Projects via grant for projects BAP-01-01-2016-008 and BAP-07-05-2017-007.
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Communicated by Fernando Torres.
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Geil, O., Özbudak, F. & Ruano, D. Constructing sequences with high nonlinear complexity using the Weierstrass semigroup of a pair of distinct points of a Hermitian curve. Semigroup Forum 98, 543–555 (2019). https://doi.org/10.1007/s00233-018-9976-8
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DOI: https://doi.org/10.1007/s00233-018-9976-8