Comment on the paper “A couple stress of peristaltic motion of Sutterby micropolar nanofluid inside a symmetric channel with a strong magnetic field and Hall currents effect, Nabil T. M. El-Dabe, Galal M. Moatimid, Mona A. A. Mohamed, Yasmeen M. Mohamed, Archive of Applied Mechanics (2021) 91:3987–4010”

Abstract

Some errors exist in the above paper.