OAK jurnallaridan yig‘ilgan 104809 ta ilmiy maqola: sarlavha, mualliflar, annotatsiya, kalit so‘zlar, DOI va tayyor iqtibos formatlari.
This paper considers the problem of representing a given natural number as combination of two prime numbers and the square of a third prime number taken from an arithmetic progression. It was the rst to establish the…
In this paper, we address the construction of an optimal quadrature formula in the sense of Sard within a Hilbert space composed of periodic, complex-valued functions, specifically for the purpose of numerically…
In this paper, we present exact solution of haploid Markov chain model that describes the fluctuation of gene frequency under the influence of mutation. Also generalizing Markov chain model we introduce and investigate…
The article examines the socio-economic processes in Karakalpakstan during the 1950s-1960s. Based on archival documents, statistical data, and memoir sources, it explores the state’s social policy and its impact on the…
Academician S.K.Kamalov is rightfully the founder of the school of history of Karakalpakstan, and the mentor of those scientists who stood at the origins of a truly scientific study of the history of the Karakalpak…
This article examines the regional characteristics of industrial development trends in the Republic of Karakalpakstan. The main focus of the article is on the dynamics of industrial growth, the share of industry in the…
At the same time, geographic information systems (GIS) are an essential tool for effective land management, enabling the collection, analysis, and modeling of spatial data. GIS provides researchers with new…
This article discusses the importance of population and agricultural census in public administration. The main goal of the research is to substantiate the role of these registration processes in socio-economic planning…
The article analyzes that forests are the greatest natural resource, and they play an important role in maintaining the ecological balance on our planet by regulating the oxygen levels in the atmosphere.
This article focuses on the study of the way of life of the population in geography, from antiquity to the present day, some aspects of the way of life of the population are described by foreign scientists in which…
The article analyzes toponyms associated with ancient caravan routes and reflecting historical events of that period using specific examples from the Jizzakh region. Due to the fact that the territory of present-day…
The article describes the formation and development of scholarly concepts of the cultural landscape, its place within the system of modern landscapes, the essence and specific features of the cultural landscape concept…
This paper examines the functioning of the biota in the Southern Aral Sea region under current conditions. The influence of natural and anthropogenic factors on the state and structure of the region's ecosystems is…
The article examines the results of the analysis of the relationship between the health indicators of the population of Karakalpakstan and the environment. Comparative analysis of respiratory morbidity dynamics among…
This article presents information on the lifestyle, distribution range, reproduction, feeding habits, and observed dynamic changes of mammals in the vicinity of Nukus city.
The article describes the natural-geographical location of the Republic of Karakalpakstan, the structure of the landscape and the territorial distribution of the animal world, the factors influencing the species…
This article presents data on the study of the mineralogical composition of the coagulant-adsorbent obtained on the basis of Angren kaolin and natural mirabilite. Thermochemical activation revealed changes in the…
The article is assigued to the study of magnesium Portland cement (MPC) produced from dolomite of Karakalpakstan. The chemical composition of the raw material was analyzed, while the microstructure of the cement stone…
The physicochemical properties of the identified microorganism Bacillus sp., which is an effective producer of biologically active substances, obtained during growth on both hydrophilic and hydrophobic substrates, were…
The article provides information on the current state of vegetation in the lower reaches of the Amu Darya, its successional changes due to the reduction in the Amu Darya River's flow, and the euxerophytic vegetation…
This article provides a general overview of the faunistic study of the Miridae family (hemipterans) in the southern Aral Sea region. A total of 45 species from 22 genera were collected and identified. The author has…
From the system of non-stationary equations of two-velocity hydrodynamics, a system of equations of the Burgers and Hopf type was obtained. It should be taken into account that energy dissipation occurs due to the…
This article focuses on the computation of the GNDVI and CVI vegetation indices, which exhibit high sensitivity to vegetation condition, particularly to chlorophyll content. It is also noted that the module architecture…
This work presents the results of studying radiation-induced defect formation in KCl crystals exposed to X-ray and gamma irradiation. It is shown that F-centers begin to form from the early stages of irradiation and…
In this work, the projection-iterative method is applied to finding periodic solutions of Fredholm-type integro-differential equations.
In this work, a boundary-value problem for systems of Volterra-type integro-differential equations with nonlinear boundary conditions is investigated using the numerical-analytic method of successive approximations.
This study presents a comprehensive feature engineering process for the early detection of prostate cancer using machine learning methodology. The dataset consisted of key clinical indicators — PSA level, patient age…
In this work, methods for computing volumes of cone manifolds for knots in hyperbolic geometry are presented, along with differences between computations performed in the computer programs SnapPy and Wolfram Mathematica…
This article studies the impact of the taxpayer's risk status and tax evasion on the final distribution based on the Markov process. A number of experiments were conducted to model networks and the process of…
This article examines some applications of comparisons. The divisibility of some numbers is proven and examples are given.
The paper presents modeling and experimental study of thermal processes in silicon-based Ni (5 at. % Pt)/Si heterostructures under rapid photon annealing. Three heat transfer regimes are analyzed: adiabatic, heat-flow…
A novel bionic optimization algorithm inspired by mountain goats’ natural strategies of risk assessment and energy management is presented. The model employs a dedicated risk-avoidance coefficient and adaptive energy…
This article presents an algorithm for developing a network graph for designing complex tasks. The network graph teaches the main indicators of the task, the necessary work paths, and the completion time.
Ushbu tezis zamonaviy ta’lim jarayonlarida o‘qituvchilarning professional va shaxsiy salohiyatini rivojlantirishning gerontopedagogik mexanizmlarini tadqiq etishga bag‘ishlangan. Tezisda o‘qituvchilarning o‘zini o‘zi…
Ushbu maqolada oliy ta’lim muassasalari talabalarining kasbiy-innovatsion faoliyatga tayyorgarligini takomillashtirishda interfaol ta’lim texnologiyalaridan foydalanish metodikasi yoritilgan. Muallif tomonidan…
Maqolada A.P. Chexov nasrida muhabbatning badiiy semantikasi tadqiq etiladi. Muhabbat tuyg‘usining badiiy ifodalanishi va uning yolg‘izlik, erkinlik, axloqiy tanlov hamda shaxsning ichki o‘zgarishi bilan aloqasi tahlil…
Mazkur maqolada oliy ta'lim jarayonida gender tengligi konsepsiyasini oʻqitish asosida talabalarda demokratik qadriyatlarni shakllantirishning pedagogik-metodik asoslari tadqiq etilgan. Gender tengligi faqat ayollar va…
Talabalarning boks sport turi boʻyicha hakamlik faoliyatiga tayyorligi amaliy mashgʻulotlarda qaror aniqligi, baholash mezonlari va vaziyatni tez tahlil qilish koʻnikmalari yetarli shakllanmaganligi sababli cheklangan…
Boks sport turi boʻyicha hakamlikka oʻrgatishda talabalar qoidani tez anglash, vaziyatni kuzatish va qarorni bir lahzada asoslashda qiyinchilikka duch keladi; bu holat oliy taʻlimda amaliy tayyorgarlikni kuchaytirishni…
Mazkur maqolada multimodal matnlarning o‘quvchilarda dalillarga asoslangan o‘qish savodxonligini rivojlantirishdagi didaktik imkoniyatlari tahlil qilingan. Tadqiqotda matn, jadval, diagramma, grafik, xarita va…
Ushbu maqolada yengil atletikaning disk uloqtirish sport turida sportchilarning maxsus jismoniy tayyorgarligini rivojlantirish metodikasi, maxsus mashqlarni tanlash va ularni mashg‘ulot jarayonida qo‘llashning…
Ushbu maqolada disk uloqtiruvchilarning texnik tayyorgarligini innovatsion usullar, zamonaviy pedagogik texnologiyalar va maxsus mashqlar majmuasidan foydalanish orqali takomillashtirish masalalari yoritilgan. Disk…
Mazkur maqolada ingliz tilidagi idiomalarni o‘zbek tiliga tarjima qilish jarayonida yuzaga keladigan lingvopragmatik va lingvomadaniy muammolar tadqiq etilgan. Tadqiqotda idiomalarning semantik yaxlitligi…
Ushbu maqolada umumiy fizika kursida “O‘zgarmas tok” bo‘limini o‘qitishda virtual laboratoriyalardan foydalanishning pedagogik imkoniyatlari o‘rganilgan. “Tok manbaining EYuK va ichki qarshiligini aniqlash” virtual…
Ushbu maqolada boshlang‘ich 4-sinf o‘quvchilarini sinfdan tashqari mashg‘ulotlarda jismoniy qobiliyatlarini shakllantirishning pedagogik mazmuni va va hususiyatlari yoritilgan bo‘lib bunda, mashqlar ketma-ketligini…
Мазкур мақолада глобаллашув ва рақамли трансформация шароитида мактаб таълими кластери субъектларининг функционал бошқарув тизимини такомиллаштириш масалалари ёритилган. Анъанавий бошқарув тизимларининг камчиликлари…
Ushbu maqolada badiiy gimnastikachilarda egiluvchanlik jismoniy sifatini rivojlantirishning samarali usullari o‘rganilgan. Tadqiqotda 12 nafar yosh badiiy gimnastikachi qiz ishtirok etdi. Pedagogik tajriba 3 oy davomida…
Maqolada basketbolchilarni ko‘p yillik tayyorlash tizimining nazariy-metodologik asoslari tizimli-strukturaviy yondashuv asosida tadqiq etilgan. Tadqiqotning maqsadi — basketbol sportida ko‘p yillik tayyorgarlikning…
Maqolada katta va tayyorlov guruhi bolalarini maktab ta'limiga tayyorlash muammosi kompetensiyaviy va integrativ yondashuv asosida tadqiq etilgan. Muallif maktabga tayyorlikni pedagogik, psixologik, metodik…