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The Institute of Mathematics and Informatics of BAS and the Scientific Board for the awarding of PhD degree hereby announce that on September 19, 2022, at 10:00 a.m., an open meeting of the Scientific Board will be held at IMI – BAS for the defense of the doctoral dissertation on:

Discrete transformations and their application in coding theory and combinatorics


Pascal Nikolaev Piperkov

Higher Education Field 4. Science, Mathematics and Informatics,
Professional field 4.5. Mathematics,
PhD program “Algebra and number theory”

Research Advisor:
Prof. Iliya Buyukliev, D.Sc.

Chairman of the Scientific Board:
Prof. Peter Boyvalenkov, D.Sc.

Members of the Scientific Board:
Prof. Nikolay Yankov, D.Sc.
Prof. Iliya Buyukliev, D.Sc.
Prof. Maya Stoyanova, PhD
Assoc. Prof. Slavcho Shtrakov, D.Sc.

The documents related to the defense are available in the Library of IMI – BAS and are published on the website of IMI:




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