Incommensurate Fractional Discrete Neural Network: chaos and complexity Abderrahmane Abbes, Adel Ouannas, Nabil Shawagfeh and Amina Aicha Khennaoui Eur. Phys. J. Plus, 137 2 (2022) 235 Published online: 17 February 2022 DOI: 10.1140/epjp/s13360-022-02472-6