Proceedings of Yerevan State University 1989 #2 (171)
Proceedings of Yerevan State University 1989 #2 (171) About
Published since 1925. Currently the peer-reviewed works on natural sciences, mathematics and informatics are published here in Armenian, Russian and English languages.
"Proceedings of the YSU" is published three times a year. The journal presents original articles containing new results of theoretical, experimental and applied research, carried out in YSU or other Armenian and foreign scientific centers.
The first Editor in Chief in 1967-1972 was academician of Armenian AS Hovhannes H. Chaltikyan
Scince 2009 the Journal is publishing in three series

Physical and Mathematical Series
Editor in Chief Professor Varujan S. Atabekyan
Chemical and Biological Series,
Editor in Chief Professor Rouben M. Harutyunyan
Geografical and Geologicall Series
Editor in Chief Professor Hoghmik H. Sargsyan
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    Table of Contents

    B.A.Sahakian

    On the solutions of some differential equations of fractional order | Proceedings of YSU, Natural Sciences, 1989, #2, p. 3-9 (in russian) |

    S. Gh. Afian

    Ordinary differential equation system of non-canonical shape. I. | Proceedings of YSU, Natural Sciences, 1989, #2, p. 10-15 (in russian) |

    M. I. Zaslavskaya

    On some representations of uniform algebras on the unit circle and polydisc | Proceedings of YSU, Natural Sciences, 1989, #2, p. 16-20 (in russian) |

    G.L.Movsissian, Zh.G.Markarian

    On fixed-weight perfect codes | Proceedings of YSU, Natural Sciences, 1989, #2, p. 21-23 (in russian) |

    I. Brilla , V. S. Sarkissian

    Mixing problem for anisotropic viscoelastic half-plane | Proceedings of YSU, Natural Sciences, 1989, #2, p. 24-34 (in russian) |

    A. N. Kushbakov

    Periodic contact problem for elastic complex infinite plate with nonhomogeneous fastening | Proceedings of YSU, Natural Sciences, 1989, #2, p. 35-41 (in russian) |

    D. H. Badalian, A. A. Muradian

    The account of atom correlation in binary alloys with complex lattices and in superlattices with several long-range parameters | Proceedings of YSU, Natural Sciences, 1989, #2, p. 42-48 (in russian) |

    G. S. Mkrtchian

    The vortex motion in inhomogeneous Josephson junction | Proceedings of YSU, Natural Sciences, 1989, #2, p. 49-52 (in russian) |

    P. H. Besirganian, L. G. Gasparian, V. P. Mkrtchian

    X-ray difraction in the single crystal off-surface layers | Proceedings of YSU, Natural Sciences, 1989, #2, p. 53-59 (in russian) |

    A. S. Aslanian, S. H. Nalbandian, N. M. Beilerian

    The influence of dimethyldodecylamine on the rate of emulsion polymerization of methylmetacrilate | Proceedings of YSU, Natural Sciences, 1989, #2, p. 60-63 (in russian) |

    G. N. Chobanian, R. P. Meliksetian, L. G. Melic-Ohanjanian, M. L. Yeritsian

    Aminocompounds and their chelates | Proceedings of YSU, Natural Sciences, 1989, #2, p. 64-67 (in russian) |

    F. G. Payan, L. V. Adamian

    Mathematical planning of CoWO4 — mineral acids —H2O system | Proceedings of YSU, Natural Sciences, 1989, #2, p. 68-71 (in russian) |

    J. A. Mikaelian, H. G. Khachatrian

    The investigation of interaction between bromoaurate and basic dye acridin orange in sulpհuric acid media | Proceedings of YSU, Natural Sciences, 1989, #2, p. 72-76 (in russian) |

    Zh. M. Arstamian

    Extraction-photometric determination of chromium by Rhodamine 6G in manufacture waste waters, soils and plants | Proceedings of YSU, Natural Sciences, 1989, #2, p. 77-81 (in russian) |

    M. A. Davtian, G. J. Khachatrian, I. V. Goginian

    On some properties of branched chain aminoacids aminotransaminase in hen's liver | Proceedings of YSU, Natural Sciences, 1989, #2, p. 82-87 (in russian) |

    R. A. Mailian, S. Kh. Pipoyan, N. A. Barsamian

    The study of the fecundity of gold-fish (Carassicus auratus gibelio Bloch.), which has penetrated into Lake Sevan | Proceedings of YSU, Natural Sciences, 1989, #2, p. 88-93 (in russian) |

    K. G. Azarian, Sh. G. Khondkarian

    Morphological and anatomical changes of tomato plants infected by tomato spotted wilt virus | Proceedings of YSU, Natural Sciences, 1989, #2, p. 94-97 (in russian) |

    L. K. Vartanian, J. A. Grigorian

    Parasitofauna of the fish in the Агра River | Proceedings of YSU, Natural Sciences, 1989, #2, p. 98-101 (in russian) |

    H. H. Sargsian

    Magnetism and metallogeny connection with the cross dislocations of the meganticlinorium of the Small Caucasus. I. | Proceedings of YSU, Natural Sciences, 1989, #2, p. 102-110 (in russian) |

    D. A. Khachatrian

    On the role of feeding and measurement circuits total resistance in the methods of electrical scanning with direct current | Proceedings of YSU, Natural Sciences, 1989, #2, p. 111-117 (in russian) |

    S. M. Musaelian

    The water-economic balance as a basis for water supply plans of the administrative region | Proceedings of YSU, Natural Sciences, 1989, #2, p. 118-125 (in russian) |

    R. Kh. Gaginian

    The history of relief development of Northern Zangezour in Neogene-Antropogene | Proceedings of YSU, Natural Sciences, 1989, #2, p. 126-134 (in russian) |

    Yu. G. Youssif

    The solution of the optimum stabilization problem of the cylindrical shell | Proceedings of YSU, Natural Sciences, 1989, #2, p. 135-138 (in russian) |

    L. M. Movsissian

    On the efficiency of the accelerating waveguide in the variable kinerpatic sinchronous phase | Proceedings of YSU, Natural Sciences, 1989, #2, p. 139-141 (in russian) |

    G. S. Simonian, B. M. Soghomonian

    An ESR study of benzoyl peroxide-phenyldiethanolamine reaction | Proceedings of YSU, Natural Sciences, 1989, #2, p. 142-143 (in russian) |
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