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math.GR2008
On the Brauer monoid for finite fields
V. V. Kirichenko, B. V. Novikov
The Brauer monoid is studied by the notion of 0-cohomology. We investigate the impact of invertible elements of modifications on the structure of the Brauer monoid, especially for…
math.GR2003
On quasi-separative semigroups
Yu. I. Krasilnikova, B. V. Novikov
We built some congruences on semigroups, from where a decomposition of quasi-separative semigroups was obtained.