TY - JOUR AU - Tempesta, Piergiulio PY - 2020 DO - 10.1063/5.0009846 SN - 1054-1500 UR - https://hdl.handle.net/20.500.14352/7661 T2 - Chaos AB - We define the class of multivariate group entropies as a novel set of information-theoretical measures, which extends significantly the family of group entropies. We propose new examples related to the "super-exponential" universality class of complex... LA - eng PB - Amer Inst Physics KW - Formal groups. TI - Multivariate group entropies, super-exponentially growing complex systems, and functional equations TY - journal article VL - 30 ER -