What is a university professor’s general and precise specialty?

According to a letter sent to all colleges and centers affiliated to the university, the general and detailed expertise of the university professor has been determined in these four points.

1. Determination of the teacher\'s general specialty according to the specialty and the name of the scientific department studied in obtaining the final degree according to the university order

2. The exact specialty of a university professor is determined by the title of his master\'s degree or doctoral thesis (final degree)

3. A university professor can change his/her major (research path) only for promotion, provided that he/she has published five papers in international journals and has the first name in three of these papers

4. Point (3) The third above shall be used only for the purpose of promotion.