Actual problems of Mathematics, Physics and Mecanics
Actual problems in modern technical sciences
Actual problems of Natural Sciences
Actual problems of history, philosophy and sociology
Actual problems in modern tourizm and economics
Modern problems of Philology and Linguistics
Actual problems in modern pedogogy and pshychology
Actual problems in modern agriculture
Actual problems in modern art and architecture
June
ECONOMETRIC MODELING AND FORECASTING DEVELOPMENT DIGITAL ECONOMY UZBEKISTAN
In this paper, the impact of the digital economy on the formation of socio-economic indicators is determined on the basis of the coefficient of elasticity. Forecast indicators and perspective ways for the development of information and communication services have been studied....
3 June 2022, 21:59
ASTRONOMICAL CONTENT AND NATURE OF GEOMETRIC FORMS
This article explains that an astronomical analysis of a geometric grid in India in the 16th century revealed a map of 18,000 universes, a cosmogram, and compared it with 18,000 world maps on the roof of the Ulugbek Madrasa in Samarkand....
3 June 2022, 21:58
SYNTHESIS OF THE 1, 2- PHENYLEN DIKARBOXYMETHYLENTARTRATE
The article presents the results of the study of the reaction of the sodium salt of tartaric acid dichloracetyl pyrocatechole in presence of dimethylformamide and dimethylsulfokside. The experiments attained the best exposures in the presence of dimethylformamide. The structure of the obtained...
3 June 2022, 21:58
SYNTHESIS AND NMR SPECTROSCOPIC STUDY OF HYDRAZONE DERIVATIES OF FERROCENOYLACETONE AND THEIR COMPLEXES
We obtained β-diketone – ferrocenoylacetone by Kleisen condensation. Hydrazones of monocarboxylic acids (H2L) were synthesized by the interaction of hydrazides of carboxylic acids with ferrocenoylacetone. On their basis, complexes with transition metals were obtained. The synthesized compounds were...
3 June 2022, 21:58
PARA-[DI-1,4-(4,4,4-TRIFLUOROBUTANDION-1,3)]-BENZENE THYOSEMICARBASE AND SYNTHESIS OF COMPLEX COMPOUNDS ON THE BASIS
In this article, para-[di-1,4-(4,4,4-trifluorobutanedione-1,3)]-benzene the reaction with thiosemicarbazide, the structure of the synthesized tridentate ligand, tautomeric form, the structure of complex compounds formed with intermediate metal ions UV-, IR spectroscopy studied and analyzed....
3 June 2022, 21:58
APPLICATION OF «CIFROIL” INFORMATION-MEASURING AND CONTROL SYSTEM IN OIL REFINERIES
The modern market places high demands on the quality and reliability of information and measurement systems for the distribution of petroleum products to consumers at refineries. The paper discusses some types of control systems, digital devices, criteria for assessing their distribution of oil...
3 June 2022, 21:58
DEVELOPMENT OF A FUNCTIONAL AND ERGONOMIC NATIONAL BASIC DESIGN OF SPECIAL-PURPOSE CLOTHING
This article will talk about the development of a functional-ergonomic national basic design of specially targeted clothing. The author relied on tenological data, analyzed the problem on the basis of available scientific literature, and studied the existing peculiarities in the development of...
3 June 2022, 21:58
DETERMINATION AND ASSESSMENT OF HYDROCHEMICAL CHANGES IN WATER RESOURCES OF THE AIDAR-ARNASOY LAKE SYSTEM
The Aidar-Arnasay lake system is located in the middle reaches of the Syrdarya River, south of the Chordara reservoir and is connected to the Kyzylkum desert. The largest lake of the lake system, Lake Aydarkol, stretches for 130 km to the southeast at the foot of the Nurata Range, flows into the...
3 June 2022, 21:58
QUALIMETRIC ANALYSIS OF THE CHARACTERISTICS OF SATELLITE NAVIGATION SYSTEMS
On the modern level of human development, more and more requirements are imposed on radio navigation systems, means and devices, which is due to increased requirements for the speed of processing information, reliability, volume and accuracy of the information received, as well as an increase in...
3 June 2022, 21:58
EKPHRASIS IN THE WORKS OF RUSSIAN CLASSICS
This article provides information about ekphrasis, and the use of Russian classics in works....
3 June 2022, 21:58