Ֆիզիկայի ֆակուլտետ
Faculty of Physics
The process of training specialists in the field of physics and mathematics began in 1922 in YSU.:
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Tigran M. Grigoryan

Lecturer | Chair of Higher Mathematics
Education
2012–2015 Yerevan Russian-Armenian (Slavonic) University, Armenia, Department of Mathematics
Concentration: Higher Mathematics, PHD in Mathematics
2014 Doctor of Philosophy (Ph.D) in Mathematics
2010-2012 Yerevan State University, Armenia, Department of Physics
Concentration: Higher Mathematics, Master Degree
2006-2010 Yerevan State University, Armenia, Department of Physics
Concentration: Theoretical Physics, Bachelor Degree

Academic degree
Candidate of Physical and Mathematical Sciences Candidate thesis

Professional experience
2015 June 1 to 2021 June 1 researcher and lecturer in Higher Mathematics Department Physics Faculty, YSU
2019 YSU lecturer

Academic courses
Mathematical analysis, Functional analysis
Scale of professional interests
Harmonic analysis and the theory of approximations

Languages
Armenian, Russian, English

Awards received
2011 – Best Student of Physics Department
2014 – YSU Rector Medal

On the unconditional representation of functions by Schauder series in $L^{1}$ space
2021 | Article
(in pres), 2021
Convergence of Fourier-Walsh Double Series in Weighted Lp µ[0, 1)2
2019 | Article
Springer Proceedings in Mathematics & Statistics, 2019, 109-136 էջ
Tigran Grigoryan , Martin Grigoryan, Artsrun Sargsyan
On the universal function for weighted spaces L_{μ}^{p}[0,1], p, и L⁰[0,1]
2018 | Article
Banach J. Math. Anal. Volume 12, Number 1 (2018), 104-125
Т.M Grigoryan , M. G. Grigoryan
On the representation of signals series by Faber-Schauder system
2017 | Article
MATEC Web of Conferences 125, 05005 (2017)
T.M.Grigoryan , L.N.Galoyan
On the absolute convergence of negative order Cesaro means of Schauder series
2015 | Article
Mathematics in Higher School, 2015., v.11, no.1, Yerevan,35-41
Grigoryan Т.M. , Grigoryan M. G.
On the absolute convergece Schauder series
2014 | Article
Advances in Theoretical and Applied Mathematics, (АТАМ) Volume 9, Number 1 (2014),11-14
On the representation of measurable functions by Schauder series
2014 | Article
Mathematics in Higher School, 2014, 3, Yerevan
T.Grigoryan , A. Sargsyan
On the absolute convergence of series in the Faber-Schauder system
2013 | Article
Ab.int conf. Harmonic analysis and applications, 12-18, sept. 2013, Tsaghadzor, Armenia
T. M. Grigorian , Episkoposian S.A.
A representations of functions from class by series with monoto-nic coefficients concerning Haar systems
2013 | Article
The Journal of the Indian Mathematical Society, 2013, Vol. 80, N. 1 - 2, p. 57-68
On the representation of functions by Schauder series
2013 | Article
Mathematics in Higher School, 2013., 3, 36-43. Yerevan
On absolute convergence of series with respect to the Faber-Schauder system
2013 | Book
Proc. of Inter. Conf. dedicated of 10th Anniversary graduate school RAU,Yrevan, RAU,2013, 8-9
On the unconditional convergence of series with respect to the Faber-Schauder system
2013 | Article
Analysis Mathematica, v 39, 2013, pp.179-188
Tigran. M. Grigorian , Sergo A. Episkoposian
On Trigonometric series with monotonic coefficients
2011 | Article
ISPACS, Journal of Nonlinear Analysis and Application, Vol.. 2011,Year 2011 Article ID jnaa-00075. 10 Pages