In this paper consistency of pairwise comparison Z matrix with elements is investigated. A consistency index of Z matrix with Z-elements will be considered as a perturbation of the elements of update matrix \( Z^{{\prime }} \), where reciprocity and consistency are verified.


Z-matrix Reciprocity and consistency Z-numbers Consistency index 


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© Springer Nature Switzerland AG 2020

Authors and Affiliations

  1. 1.Azerbaijan State Oil and Industry UniversityBakuAzerbaijan

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