Dr. Hayk Mikayelyan


Scientific Coordinator of the IMPRS Mathematics in the Sciences
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Short Vita

Born 10.10.1977 in Yerevan (Armenia)
1994 Shahinian Phys.-Math. School, Yerevan
1999 Diploma in Mathematics, Yerevan State University
2003 PhD in Math. Analysis, University of Potsdam
Contact

Max-Planck-Institut für Mathematik in den Naturwissenschaften
Inselstraße 22
04103 Leipzig
Germany

Tel.: +49 341 9959 845
Fax: +49 341 9959 658
Email: hayk {guess what? :)} mis.mpg.de
Research interests

Current:
Non-linear Analysis and Geometric PDE, Free Boundary Problems

Previous:
Pseudo-differetial Operators, Orthonormal Function Bases

CIMPA-UNESCO-School
Nonlinear analysis and Geometric PDE
15-24 June 2008, ARMENIA

Publications

  • Weyl multipliers for unconditional convergence of series by a general Franklin system J. Contemp. Math. Anal. 33 (1998), no. 6, 76--80
  • (with G. Gevorkyan) Unconditional and absolute almost everywhere convergence of series by the general Franklin system J. Contemp. Math. Anal. 34 (1999), no. 3, 10--25 
  • Asymptotic summation of operator-valued Volterra symbols J. Contemp. Math. Anal. 37 (2002), no. 3, 76--80
  • (a joint appendix in the paper of R. Ponge) On the Asymptotic Completeness of the Volterra Calculus Journal d'Analyse Mathematique 94 (2004) 249--263
  • Example of an infinity-harmonic function which is not $C^2$ on a dense subset Electron. J. Differential Equations 2005, no. 18, 5 pp. (electronic).
  • (with J. Andersson und N. Matevosyan) On the tangential touch between the free and the fixed boundaries for the two-phase obstacle-like problem Arkiv för Matematik, 44 (2006), no. 1, 1-15
  • (with J. Andersson) $C^{1,\alpha}$-regularity for solutions to the p-harmonic thin obstacle problem Int Math Res Notices (2011) Vol. 2011 119-134
  • (with J. Andersson) On the non-tangential touch between the free and the fixed boundaries for the two-phase obstacle-like problem Mathematische Annalen DOI:10.1007/s00208-011-0647-2
Accepted
  • (with J. Andersson) Level set regularity for solutions of certain degenerated non-linear PDE and application to Bellman's problem Transactions of AMS
Submitted
  • (with H. Shahgholian) Convexity of the free boundary for an exterior free boundary problem involving the perimeter Journal of Nonlinear Analysis