**Author details**

Michael Gidey Gebru Department of Mathematics, Adigrat University, Adigrat, Ethiopia

\*Address all correspondence to: gidey.michael7@gmail.com

© 2023 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

*Perspective Chapter: Complementarities of Teaching and Research on Higher Education DOI: http://dx.doi.org/10.5772/intechopen.109456*
