Comment on "Conjectures on exact solution of three-dimensional (3D) simple orthorhombic
Jacques H. H. Perk · 2008
It is shown that a recent article by Z.-D. Zhang is in error and violates well-known theorems. After receiving an electronic reprint of Zhang’s recent paper [1] some time ago, I have had an email exchange with the author pointing out a number of errors in the paper, which unfortunately invalidate all its main results. As now also follow-up papers [2, 3] have appeared using Zhang’s erroneous results, I felt finally compelled to write down some of my criticism. The editor of the journal has supplied me with copies of a competing comment