Construction of infinite finitely presented nilsemigroup (short version)

Abstract

This paper is devoted to construction of finitely presented infinite nil semigroup with identity $x^9=0$. This construction answers to the problem of Lev Shevrin and Mark Sapir. This is the short version of the paper presenting the main ideas of the construction. The work was carried out with the help of the Russian Science Foundation Grant N 17-11-01377. The first author is the winner of the contest Young Mathematics of Russia .

7 pages, 2 figures, in Russian