Hanifa Zekraoui

4 Questions 35 Answers 0 Followers

Questions related from Hanifa Zekraoui

What are the most important properties of pairwise comparison matrices (pc matrices)?

What are the most important properties of pairwise comparison matrices (pc matrices)? Also if you can provide related applications.

14 February 2023 6,504 4 View

What are open problems on applications of fixed point theorem in polynomials?

I would be grateful if someone could offer me some open problems in application of the common fixed point theorem of four (or less) functions and their application to polynomial functions. Some...

23 January 2022 4,749 4 View

Is there any proof of rank equalities of a block matrix based on the ranges of its submatrices?

I wish if someone send me the proof of the famous theorem of rank equalities due to G. Marsaglia which cited in many publications on ranks for block matrices involving generalized inverses. For...

24 November 2020 241 3 View

What is the relation between Quaternion algebra and Quaternion group?

Both the Quaternion group and the Quaternion algebra are generated by {-1, i, j, k } such that i² =j² =k² =-1, ij=k, jk=i. My questions are 1) What is the substantial relation between them? 2)...

27 January 2016 1,648 36 View