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Tighter monogamy and polygamy relations in multiqubit systems

  • Zhaonan Zhang
  • Yu Luo
  • Yongming LiEmail author
Regular Article

Abstract

In this paper, we investigate some monogamy and polygamy relations in terms of concurrence, Rényi α-entropy entanglement and Tsallis q-entropy entanglement. Those relations are tighter than the existing monogamy and polygamy relations. As application, we give some examples in detail.

Graphical abstract

Keywords

Quantum Information 

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Copyright information

© EDP Sciences, SIF, Springer-Verlag GmbH Germany, part of Springer Nature 2019

Authors and Affiliations

  1. 1.College of Computer ScienceShaanxi Normal UniversityXi’anP.R. China

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