Non-existence of Some Nearly Perfect Sequences, Near Butson-Hadamard Matrices, and Near Conference Matrices

Arne Winterhof, Oguz Yayla, Volker Ziegler. Non-existence of Some Nearly Perfect Sequences, Near Butson-Hadamard Matrices, and Near Conference Matrices. Mathematics in Computer Science, 12(4):465-471, 2018. [doi]

@article{WinterhofYZ18,
  title = {Non-existence of Some Nearly Perfect Sequences, Near Butson-Hadamard Matrices, and Near Conference Matrices},
  author = {Arne Winterhof and Oguz Yayla and Volker Ziegler},
  year = {2018},
  doi = {10.1007/s11786-018-0383-z},
  url = {https://doi.org/10.1007/s11786-018-0383-z},
  researchr = {https://researchr.org/publication/WinterhofYZ18},
  cites = {0},
  citedby = {0},
  journal = {Mathematics in Computer Science},
  volume = {12},
  number = {4},
  pages = {465-471},
}