Karen L. Avetisyan
1983 - 1990: M.S. in Mathematics, Faculty of Mathematics, YSU
1990 - 1993: Post-Graduate Study, Faculty of Mathematics, YSU

Academic degree
Candidate of Sciences in Physics and Mathematics (Ph.D. in Mathematics),
"Classes of weighted integrable subharmonic functions on a disk and a half-plane", 1996, Faculty of Mathematics, Yerevan State University.
Doctor of Sciences in Physics and Mathematics, "Weighted spaces of harmonic and holomorphic functions", 2009, Faculty of Mathematics, Yerevan State University.

Professional experience
2014- present: Head of the Department of General Mathematics,Faculty of Mathematics and Mechanics, Yerevan State University
2000-2013: Associate Professor at the Higher Mathematics Department,Faculty of Physics, Yerevan State University
1996-2002: Scientific Researcher at the Institute of Mathematics, National Academy of Sciences of Armenia
1994-2000: Senior Lecturer at the Higher Mathematics Department, Faculty of Physics, Yerevan State University
1993-1994: Laboratory Assistant at the Higher Mathematics Department,Faculty of Physics, Yerevan State University

Academic courses
Mathematical Analysis, Function Theory of One Complex Variable, Special Courses on Harmonic Analysis and Potential Theory, Special Courses on Asymptotic Methods and Special Functions.

Scale of professional interests
Complex and Harmonic analysis, One and Several Complex Variables,
Function Spaces, Related Operators Theory.

Participation in grant projects
1996 - 2002: Grant from the Government of Armenia, Institute of Mathematics, National Academy of Sciences of Armenia,
2005 - 2007, 2008 - 2010: Theme grants from the Ministry of Science and Education of Armenia, YSU
2005, 2008, 2011: DAAD grants for research stay in Germany.

Armenian, Russian, English


Karen L. Avetisyan

Head of Chair | Faculty of Mathematics and Mechanics - Chair of General Mathematics


K.L. Avetisyan

Asymptotic methods | Yerevan State Univ. Publ., 2007, 120 pp


K.L. Avetisyan

Quaternion-valued harmonic conjugates in weighted Hardy spaces | Third Russian-Armenian workshop on mathematical physics, complex analysis and related topics, Tsaghkadzor, Armenia, 4-8 October, 2010, pp. 34-37

K. Avetisyan, S. Stevic

Holomorphic functions on the mixed norm spaces on the polydisc (II) | J. Comput. Analysis Appl., 2009, vol.11, No. 2, pp. 239-251 |

K. Avetisyan, S. Stevic

Extended Cesaro operators between different Hardy spaces | Appl. Math. Comput., 2009, vol. 207, No. 2, pp. 346-350 |

K. Avetisyan, S. Stevic

The generalized Libera transform is bounded on the Besov mixed-norm, BMOA and VMOA spaces on the unit disc | Appl. Math. Comput., 2009, vol. 213, No. 2, pp. 304-311 |

K. Avetisyan, K. Guerlebeck, W. Sproessig

Harmonic conjugates in weighted Bergman spaces of quaternion-valued functions | Comput. Methods Func. Theory, 2009, vol. 9, No. 2, pp. 593-608 |
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K. Լ. Avetisyan, N. T. Gapoyan

On normal weighted Bergman type operators on mixed norm spaces | Armenian Mathematical Union Annual Session 2016 Dedicated to the 110th anniversary of A. Shahinyan. 2016, p. 18 |

K. Avetisyan

On harmonic conjugates in weighted Dirichlet spaces of quaternion-valued functions | International Conference Harmonic Analysis and Approximations, VI, 2015-09-12, 17-18 pp. |

K. Avetisyan, Y. Tonoyan

On Bergman type projections over Besov and mixed norm spaces | Second International Conference Mathematics in Armenia, Advances and Perspectives, 24 - 31 August 2013, Tsaghkadzor, Armenia, Dedicated to the 70th Anniversary of Foundation of Armenian National Academy of Sciences, Abstracts, Yerevan, 2013, p. 24

K. Avetisyan

Harmonic conjugates in weighted Hardy spaces of quaternion-valued functions | 9th Int. Conference on Clifford Algebras and their Applications, Weimar, Germany, 2011, July 15-20,Summaries, Bauhaus Univ. Weimar, 2011, p. 12

K. Avetisyan, Y. Tonoyan

Some extensions of the Hardy-Littlewood inequalities for harmonic functions | Int. Conf. Harmonic Analysis and Approx., V, dedicated to 75th anniversary of academician N.Arakelian, 2011, Tsaghkadzor, Armenia, Abstracts, Yerevan, 2011, pp. 17-18
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