At the Dissertation Council of “SDU University”, within the EP “8D05401 – Mathematics“, a doctoral dissertation will be defended for the degree of Doctor of Philosophy (PhD) by Yerkin Shaimerdenov on the topic: «Cylindrical and subelliptic Sobolev–Hardy type inequalities» in the speciality EP «8D05402– Mathematics».

The dissertation was prepared at the Department of “Mathematics and Natural Sciences” of “SDU University” and Department of “Mathematics” of “Ghent University“ (Belgium). 

Form of defense – dissertation work.

The defense will be held in English.

Official reviewers:

1. Futoshi Takahashi – PhD, Professor, Osaka City University, Osaka, Japan;
2. Meskhi Alexander – PhD, Professor, Kutaisi International University, Kutaisi, Georgia.

Scientific consultants:

1. Yessirkegenov Nurgissa – PhD, Associate Professor, KIMEP University, Chief Researcher at the Institute of Mathematics and Mathematical Modeling, Almaty, Kazakhstan;
2. Michael Ruzhansky – PhD, Professor, Ghent University, Ghent, Belgium.

Composition of permanent members of the Dissertation Council:

1. Dairbekov Nurlan – Doctor of physical and Mathematical Sciences, Professor, Chief Researcher at the Institute of Mathematics and Mathematical Modeling, Chair of Dissertation Council, Almaty, Kazakhstan;
2. Ismailov Nurlan — PhD, Associate Professor, Astana IT University, Deputy Chairman of the Dissertation Council, Astana, Kazakhstan;
3. Kadyrov Shirali – PhD, Associate Professor, New Uzbekistan University, member of the Dissertation Council, Tashkent, Uzbekistan;
4. Arepova Gaukhar – PhD, Associate Professor, SDU University, Scientific secretary of Dissertation Council, Almaty, Kazakhstan.

Composition of temporary members of the Dissertation Council:

1. Bart De Bruyn – PhD, Professor, Ghent University, Ghent, Belgium;
2. Muhammad Asad Zaighum — PhD, Associate Professor, K. Zhubanov Aktobe regional university, Aktobe, Kazakhstan;
3. Aigerim Kalybay — PhD, Professor, KIMEP University, Almaty, Kazakhstan.

The defense will take place on July 15, 2026, at 13:00 in a hybrid format (offline/online) at the Dissertation Council for the EP “8D05401 – Mathematics” at “SDU University” at Almaty region, Kaskelen city, Abylai Khan 1/1 / on Zoom platform. 

Link:  

https://zoom.us/j/96690102359?pwd=oyAM9G7lSmToOtCBMRtWEU7HiPW6AA.1

DC Scientific secretary Arepova G.

e-mail: gaukhar.arepova@sdu.edu.kz

Тел.: +7 701 273 47 85