OAK jurnallaridan yig‘ilgan 140147 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
В работе найдено преобразование Лапласа для расределения нестационарной длины очереди приоритетний системы с ограниченный очередью. Из этого виражения выводится формула, определающая распределение стационарной длина…
В статье в предположении, что выполняется условие конгруэнтной разрешимости и положительной разрешимости, доказывается сходимость сингулярного ряда в задаче о представлении пары чисел 1 b1,b2 X в виде 1 1 2 2 3 3 4 4…
В работе поставлена и численно решена обратная задача фильтрации суспензии в двухзонной пористой среде с учетом многоступенчатости кинетики осаждения частиц. Определены коэффициенты кинетике. Задачи решены численно с…
In the paper a method of finding periodical solutions of the differential equation of the form x(t) p(t)x(t 1) = q(t)x([t]) f (t) is given, where [] denotes the greatest integer function, p(t) , q(t) and f (t)…
Ushbu maqolada ikki o‘lchovli kvaternion vektor fazoda berilgan yo‘llarning shu fazoning simplektik almashtirishlari gruppasi ta‘siriga nisbatan ekvivalentligi masalasi o‘rganilgan va simplektik gruppa ta‘siriga…
Ushbu maqolada yaqinlashuvchi ketma-ketliklar giperfazosi haqida ma‘lumotlar keltirilgan, sanoqli bazaga ega bo‘lgan tapalogik fazoda ekstent haqidagi teorema keltirilgan va isbotlangan.
В работе рассматривается математическая модель системы управления с запаздыванием и параметром неточных внешних воздействий. Изучена задача оптимизации негладкого терминального функционала типа минимума. Получены…
В данной статье исследуется условная устойчивость некорректной краевой задачи для системы неоднородных уравнений смешанного типа высокого порядка в пространстве. С помощью спектрального разложения для решения…
The astrophysical S factor was calculated by using the ANC within the modified R matrix method. The new resonance parameters for the radiative capture 7Be(p,γ)8B reaction were obtained. The astrophysical S factor was…
Методом Брэгговской дифракции света на звуке исследована анизотропия коэффициента акустооптического качества кристаллов ниобата лития в зависимости от направления волнового вектора света в плоскости, перпендикулярной…
Usually, when determining the safety margins and reliability of structures and their elements, it is sufficient to solve the boundary value problem of the theory of elasticity at small deformations. With the development…
Psixologik axborotlarni intellektual tasniflash model, usul va dasturiy ta‘minotini ishlab chiqish masalalari juda koʻp ijtimoiy jarayonlarning asosini tashkil etadi. Bu jarayonlar koʻrsatkichlarini baholash, ularni…
В статье проведен поиск неравенства для оценки оптимальных значений коэффициентов нелинейности таблиц замены для любой системы счисления и четного количества выходных функций.
We investigate the one-particle discrete Schrödinger operator ̂ on the two-dimensional lattice with extended discrete Laplacian and the Kronecker‘s delta function concentrated on . We show that the operator ̂ has a…
В работе рассматривается математическая модель динамической системы управления в виде дифференциального включения. Исследована проблема управляемости данной системы при условии подвижности терминального множества M …
Maqolada chiziqli bo‗lmagan to‗lqinli jarayonlarni tavsiflovchi Byurgers tenglamasini spektral-to‗r metodi bilan sonli modellashtirish qaralgan. Mazkur tenglama chiziqli bo‗lmaganligi uchun, uni samarali yechish uchun…
Методом Фарадея в интервале температур (500-1200 ) измерена температурная зависимость магнитной восприимчивости минералов пирротина - . Установлено, что зависимость χ-1(T) для подчиняется закону Кюри-Вейсса. Анализом…
Mazkur tadqiqot ishida Samarqand va Navoiy viloyatlari hududlari tuproqlari tarkibida mavjud tabiiy kaliy-40, toriy-232, radiy-226 va texnogen seziy-137 ning solishtirma aktivligini o‗zgarishi tajribada o‗rganilgan…
The features of the flow of solutions of nonionic and hydrolyzed polyacrylamide (18%) in the presence of sulfur microparticles on a VK viscometer were studied. It was determined that in a submerged jet of solutions (≤ 5…
Исследованы спектры фотолюминесценции и комбинационного рассеяния микропорошков парацетамола, помещенных в фотонные ловушки при импульсно- периодическом возбуждении лазером на парах меди. Регистрируемые спектры…
This article allows an algebraic curve in the plane using the Newtonian polygon to find real algebraic curve branches around its special point (zero) and construct its diagrams. The algorithms of computer algebra that…
Рассматривается задача определения m-гармонической функции одной переменной по ее значениям на конечном множестве точек лежащих внутри области регулярности. Также рассматривается внутренняя задача продолжения для…
In this article, the evaluation of its absolute errors by interpolation of functions in the Haar and Dobeshi wavelet methods was performed. The results of both methods were compared .At the same time, the determination…
В работе поставлена и численно решена обратная задача по определению коэффициента перетока в модели Уоррена-Рута для фильтрации однородной жидкости в трещиновато-пористых средах. Для решения задачи использованы методы…
Dielektriklarning va qattiq jismlarning elektr kuchlanish maydonidagi holatini va uning ma‘lum darajadagi kuchlanishda teshilish jarayoni yordamida aktiv kimyoviy jismlarning elektr maydonidagi holati va ularning elektr…
In this work are presented some new equivalent pair-conditions for satisfying Hardy-type inequality with Oinarov kernel. Moreover, there are given lower and upper estimates for the best constant of the inequality.
Free economic zones (FEZs) have been used by many developing countries as a policy tool to promote industrialization and economic transformation. The free economic zones represents a new unilateral compromise between…
In this article, the position of several examples and questions necessary to improve the effectiveness of practical training sessions is analyzed. Namely, indefinite and definite integrals in general secondary…
This article describes the factors of students' daily activities. Proper organization of the daily routine, leisure of students, prevention of harmful habits of students. And also, as a substitute for procrastination…
In this article, the general and specific features of linguistic forms of address are considered. Namely, in Korean and English language culture. Possible linguistic collaborations with culture are being studied.
To study and interpret the artistic issue of the image of the “Orphan Child” in the story “Goodbye Childhood…”. Identify issues related to the fate of social orphans, care for orphans and provide them with material and…
The article deals with the pragmatic meanings of interrogative and imperative sentences, as well as communicative units. It is well known that in the communicative function of a sentence conveys information, an…
This article examines the special features of conducting English for specific purposes (ESP) classes in terms of instructing juristic terms in English together with discussing the possible calamities that students may…
The specificity of the phraseology used in the essay texts, their lingvoculturological features are analyzed. Phraseological idioms used in Uzbek essays study aspects of our national mentality. Phraseologisms reflect…
In this article we will talk about the genre of the information, its language, style. It was possible to determine that the genre of the information is actively used in two types of newspapers. The news, the processes…
In the current era of globalization and science and technology, electronic resources have penetrated all spheres. In the education system, especially in the last two years, distance, online, electronic forms of…
The article is devoted to the analysis of English, Russian, Uzbek and Kazakh proverbs, which express the national and cultural specifics of the people. The promotion of such a meaning in proverbs is carried out through…
This article is devoted to the linguo-pragmatic and linguoculturological features of the category of references in the English and Uzbek languages, and also discusses their scientific and theoretical problemsқ. We can…
This article discusses the concept and its essence. If attention is paid to the emergence and formation of the concept, it becomes clear that it has undergone a peculiarly complex process. As a result of man’s…
This article addresses the issue of modern linguistic interpretation of the Nomination protsess. In additive, an attempt is made to analyze and study anthroponyms and sayings, analogies and metaphors in the Uzbek…
As a result of the integration of linguistics with the sciences - primarily with cultural studies, ethnology and ethnography - cultural linguistics or linguoculturology was formed. Comparison of different cultures leads…
"The Old Man and the Sea" is the best example of Hemingway's use of the "iceberg" principle. He uses simple and natural language to tell the story, making it direct and clear with specific details and uncomplicated…
Аргентина испан тилида пайдо бўлган неологизмлар валентликнинг ўсиши ва бу сўзларнинг маълум ҳудудда тарқалишини кўрсатади. Аргентинизмлар испан тилига унинг ишлатилиш ҳусусиятларини ҳисобга олган ҳолда катта стилистик…
This article is devoted to the analysis of phraseological units used in English speech today. In English linguistics, and in world linguistics in general, special attention is paid to the semantic interpretation of…
In the study, the correlation of optical and photocatalytic properties of ZnO nanorods and ZnO/Ag nanocomposite materials were investigated. ZnO nanorods were synthesized at low temperatures by the hydrothermal method…
In order to improve the quality and standard of living of the population in the regions, to decisively eliminate cases of irresponsibility of the heads of state bodies and to fully support the initiatives of local…
Currently, a number of studies are being carried out on the victim and his legal status in the criminal procedure sphere, which is one of the defenders of their interests in the criminal process. This article is also…
Today, one of the main officials of the investigation, which is in charge of a criminal case, is the investigator, his rights and obligations, and in connection with this, the investigation of the procedural activities…
In this article, the possible scientific and practical methods aimed at improving the effectiveness of speech, as well as methods in the formation of a culture of communication, are investigated and presented by a…
In this article, based on the study of the best practices of foreign countries, the issues of studying the relevant documents submitted by the applicant for admission to the qualification exam are considered. And also…