Уч. записки ЕГУ, сер. Физика и Математика, 2014, выпуск 1

2014, выпуск 1

Mathematics
	On zigzag De Morgan functions V. A. Aslanyan	3
	On the two-level preconditioning in least squares method Yu. R. Akopian, R. Z. Hovhannisyan	7
	Operator analogue of Bernstein theorem H. A. Kamalyan	16
	Deformation of the real part of $\beta$-uniform algebra T. M. Khudoyan	19
	On Fourier coefficients with respect to the Walsh double system A. B. Minasyan	22
	On the representation of $\langle\rho_j, W_j\rangle$ absolute monotone functions B. A. Sahakyan	26

Mechanics
	Problem of magnetoelastic vibrations of plate-strip in the presence of external longitudinal magnetic field M. V. Belubekyan, A. H. Papyan	35

Informatics
	On optimization of monadic logic programs S. A. Khachatryan	40
	On a recursive approach to the solution of MINLA problem H. E. Sargsyan	48

Physics
	Influence of cationic porphyrins on melting parameters of calf thymus DNA L. R. Aloyan, Y. B. Dalyan	51
	Liquid crystalline phase of the double-strand DNA in the polymer matrix Z. A. Grigoryan	57
	Surface plasmon polariton modes in a convex cylinder microresonator V. A. Tekkozyan, A. Zh. Babajanyan, Kh. V. Nerkararyan, K. Lee	61