ISSN 2579-2784 (Print)
ISSN 2738-2788 (Online)
Sc.D., Yerevan, Armenia
Printed on the basis of decision N 16-11/1 of session of the Scientific Council of IIAP NAS RA dated November 17 2016.
This issue of Transactions is dedicated to the 80-th anniversary of doctor of physical-mathematical sciences, professor E. A. Haroutunian.