Ukrainian Mathematical Journal

, Volume 67, Issue 9, pp 1386–1399 | Cite as

Relative Extensions of Modules and Homology Groups

  • L. Mao
  • H. Zhu

We introduce the concepts of relative (co)extensions of modules and explore the relationship between the relative (co)extensions of modules and relative (co)homology groups. Some applications are given.


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Copyright information

© Springer Science+Business Media New York 2016

Authors and Affiliations

  • L. Mao
    • 1
  • H. Zhu
    • 2
  1. 1.Nanjing Institute of TechnologyNanjingChina
  2. 2.Zhejiang University of TechnologyHangzhouChina

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