**Alexander I. Efimov** is a mathematician at Steklov Mathematical Institute in Moscow and has involvement into the laboratory for algebraic geometry which is lead by Fedor Bogomolov.

On Hall algebras:

- Alexander Efimov,
*Cohomological Hall algebra of a symmetric quiver*, Compositio Mathematica**148**4 (2012) 1133-1146 [doi:10.1112/S0010437X12000152 arXiv:1103.2736]

On Efimov K-theory:

- Alexander Efimov,
*On the K-theory of large triangulated categories*, ICM 2022 [video: YT]

Last revised on March 21, 2024 at 17:31:58. See the history of this page for a list of all contributions to it.