Математика список научных статей
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PARABOLALAR OILASI BO’YICHA BERILGAN INTEGRALGA ASOSLANIB INTEGRAL OSTIDAGI NOMA’LUM FUNKSIYANI TIKLASH MASALASI YECHIMINING YAGONALIGI HAQIDAGI TEOREMA
Ushbu maqolada Volter tipidagi integral geometriyaning masalalari yangi sinfga tadqiq etiladi. Ma’lumki, integral geometriya masalalari turg’unlik xarakteri bo’yicha kuchsiz nokorrekt va kuchli nokorrekt masalalariga bo’linadi. Yagonalik teoremasi isbotlandi, teskarilanish formulasi keltirib...
2024 / I.I.Sadikova -
TRIGONOMETRIK TENGLAMALARNI YECHISHDA TENGSIZLIKLARDAN FOYDALANISH
Trigonometrik tenglamalarni yechichning bir qancha standart va nostandart usullari mavjud bo’lib, bu maqolada trigonometrik tenglamalarni yechishda Koshi tengsizligidan foydalanish va bir necha o’zgaruvchi tenglamarni yechishda tengsizliklardan foydalanish haqida yozilgan va misollar keltirilgan.
2024 / Maxmudova Ozoda Yuldashevna -
YASASHGA DOIR MASALALARNI YECHISHDAGI BOSQICHLAR
Ushbu maqolada yasashga doir geometrik masalalarni yechishda uning yechilishini osonlashtirish va to‘la yechimni yechishda masala yechilishini osonlashtirish va to‘la yechimni ta’minlash ko‘rsatilgan bo‘lib, berilgan figurani yasash uchun kerak bo‘lgan asosiy yasashlar ketma-ketligi analiz...
2024 / Qurbonov G‘ulomjon G‘afurovich -
TENGSIZLIKLARNI ISBOTLASHNING TURLI USULLARI
Ushbu maqolada tengsizliklarni isbotlashning turli usullari keltirilgan bo’lib, tengsizliklarni yechishda ta’rifdan foydalanib isbotlash, tengsizliklarni isbotlashning sun’iy usullari va teskaridan faraz qilish usuli yordamida tengsizliklarni isbotlash haqida yozilgan va misollar keltirilgan.
2024 / Maxmudova Ozoda Yuldashevna, Maxmudov Jamshid Shuxratovich -
PARAMETRLI CHIZIQLI TENGLAMA VA TENGSIZLIKLAR
Ushbu maqolada parametrli chiziqli tenglama va tengsizliklarni yechish usullari haqida ma’lumotlar berilgan. Parametr bilan bog’liq masalalarni hal qilishda nimalarga e’tibor berish kerak ekanligi tenglama va tengsizliklarga doir misollar yordamida batafsil tushuntirib berishga harakat qilingan.
2024 / Axmedova G -
QAYTMA SIMMETRIK TENGLAMALAR
Bizga matematika kursidan ma’lumki, yuqori darajali tenglamalar deganda uchinchi, to’rtinchi va hokazo darajali tenglamalarni yechishni tushunamiz. Quyida shunday qaytma simmetrik tenglamalar haqida ma’lumotlar berilgan va misollar yechib ko’rsatilgan.
2024 / Axmedova Gavxar Axadovna, Axmadjonova Munisa Arabjon Qizi -
К ПОСТАНОВКЕ И ИССЛЕДОВАНИЮ ОДНОЙ КРАЕВОЙ ЗАДАЧИ ДЛЯ УРАВНЕНИЯ ЧЕТВЕРТОГО ПОРЯДКА ПАРАБОЛО-ГИПЕРБОЛИЧЕСКОГО ТИПА
Начиная со второй половины прошлого века интенсивно развивались исследования по смешанным уравнениям второго, третьего и высокого порядков параболо-гиперболического типа. Краевые задачи для таких уравнений поставлены и изучены впервые Т.Д. Джураевым [1] и его учениками [2], [3]. А в начале XXI века ...
2024 / М Мамажонов -
INVESTIGATION OF THE APPROXIMATION OF CONTINUOUS PERIODIC FUNCTIONS ON THE TORUS
Main purpose of the present work is development of qualitative theory of difference equations in the space of bounded numeric sequences. Main result is the establishment of necessary conditions of the existence of invariant toroidal manifolds for countable systems of differential and difference...
2019 / Ganna Verovkina -
ИССЛЕДОВАНИЕ НЕКОТОРЫХ КЛАССИЧЕСКИХ АЛГОРИТМОВ ЗАДАЧИ МАРШРУТИЗАЦИИ ТРАНСПОРТА
The article is devoted to the study of some classical algorithms for transport routing problems. The article describes the existing classical transport routing algorithms, such as the Clark-Wright algorithm and its extended algorithm. The main minus of Clarke-Wright’s algorithm has been revealed,...
2019 / Сехпосян Арташес -
МОДИФІКАЦІЯ ГЕНЕТИЧНИХ АЛГОРИТМІВ НА ОСНОВІ МЕТОДУ НЕЦЕНТРОВАНИХ ГОЛОВНИХ КОМПОНЕНТ ТА СТАНДАРТНІ ТЕСТИ
The purpose of this article is to develop the necessary mathematical description of the method of the uncentered principal component analysis for the optimization of the genetic algorithm. A secondary goal is to evaluate the approximations for its application for HEP data analysis and to develop...
2019 / Шадура О. В. -
AN ATTEMPT TOWARDS THE APPROPRIATE METHODS FOR QUALITATIVE RESEARCH
An analysis of research process indicates that it comprises in combination, the following elements: creative mentalities, properly defined problems, semantic problem –solving procedures, and certain types of possible solutions. All these elements are necessary and sufficient. Therefore, the most...
2019 / Huseynova Arifa -
THE METHOD OF SUCCESSIVE APPROXIMATIONS IN THE MATHEMATICAL THE-ORY OF SHALLOW SHELLS OF ARBITRARY THICKNESS
The method of sequential approximations (MSA) in mathematical theory (MT) of transversal-isotropic shallow shells of arbitrary thickness is developed. MT takes into account all components of stress-strain state (SSS). SSS and boundary conditions are considered to be functions of three variables....
2019 / Zelensky A.G. -
CALCULATING THE VELOCITY OF GLOBAL BLOOD FLOW WITH COMSOLE MULTYPYSICS IN THE CARDIOVESSEL
This abstract discusses the process of solving a differential equation of parabolic type by the finite difference method. The method is based on discretization of space and time, approximation of derivatives and subsequent calculation of function values on a grid. The solution of a system of...
2024 / Dilafruz Nurjabova -
THE MODEL OF INTELLIGENT CONTROL OF THE STATE OF PARAMETERS IN DIGITAL POWER GRIDS
In this article, the introduction of intelligent control of the state of parameters in digital power grids. When new realities arise in our lives, the first thing we do is agree on names and terminology. It is impossible to have a discussion if its participants understand different processes under...
2024 / Bakhadirov Iles Ismailovich, Dilobar Abduvokhidovna Musajanova, Makhbuba Bozorovna Ostonova, Nargiza Abduvokhid Kizi Musajanova -
ТАСВИР КОНТУР ЧИЗИҚЛАРИНИ ИНГИЧКАЛАШТИРИШНИНГ БИДИАГОНАЛ АЛГОРИТМИ
Тасвирларни таниб олиш масаласи улардаги объектларни ажратишини қай даражада амалга оширилганлигига боғлиқ. Объектларни ажратиш эса одатда контур ажратиш алгоритмлари асосида амалга оширилади. Бундаобъект контурларини ингичкалаштириш алгоритмларини ишлаб чиқиш ва такомиллаштириш долзарб, илмий ва...
2024 / Маматов Нарзулло Солиджонович, Ережепов Кеулимжай Кайматдинович, Жалелова Малика Моятдин Қизи, Самижонов Боймирзо Нарзулло Ўғли -
APPROXIMATE CALCULATION OF THE EXACT INTEGRAL
The article provides detailed information about the concept of integral and the history of its origin. In addition to the Riemann integral, which is covered in the school program, a number of other integrals (Riemann-Stiltes, Daniell, Alfred Haar, Henstock-Kurzweil, Ito and Stratonovich, Chokvet)...
2024 / Irodakhon Rajabova, Suvhanov Ag’ajon -
DESCRIPTION OF THE VISCOSITY PARAMETER IN THE EQUATIONS FOR A VISCOUS INCOMPRESSIBLE FLUID IN AN UNLIMITED REGION USING COMSOLE MULTYPYSICS
The solution of the Navier-Stokes equations for a viscous incompressible fluid in an unbounded domain has important applications in medicine, particularly in simulating blood flow in the heart and veins. In this scenario, the annotation may be stated as follows: this research focuses on the...
2024 / Dilafruz Nurjabova -
TRANSPORT OQIMINI MODELLASHTIRISHDA PTV VISSIM DASTURINI O‘RGANISH ASOSLARI
Ushbu maqolada transport oqimlarini modelllashtirishda PTV Vissim dasturining imkoniyatlar tasvirlangan. Termiz shahrining A.Navoiy va at-Termiziy ko‘chalari kesishmasidan hosil bo‘lgan markaziy chorraha misolida tartibga solingan chorrahaning modeli ishlab chiqish asoslari bayon etilgan. Bunda...
2024 / Kuziyev Abdimurot Urokovich, Suyunov Oltibek Do‘stmurodovich, Majidov Otabek Abdumannon O‘g‘li -
НОРМАЛ ТАҚСИМОТНИНГ НОМАЪЛУМ ПАРАМЕТРЛАРИ УЧУН ҚИШЛОҚ ХЎЖАЛИГИ ЭКИНЛАРИ ҲОСИЛДОРЛИГИГА ИНТЕРВАЛЛИ БАҲО ҚУРИШ
Мақола методик характерга эга бўлиб, қишлоқ хўжалиги экинлари ҳосилдорлигида ўрганилаётган танланманинг ҳажми кичик бўлганда, нуқтавий статистик баҳо аниқлиги камаяди. Янги яратилган нав бўйича кўпи билан 3-5 йил тажриба утказилганидан, асосан кичик ҳажмли танланма тўпламлар билан ишланади, бундай...
2024 / А Б. Мамбетов, В Ж. Алламуратова, А Қ. Мауленов -
SOLUTION OF THE NEUMANN PROBLEM FOR THE LAPLACE EQUATION IN A RECTANGLE BY THE FOURIER METHOD
The presented article discusses the Fourier method of separation of variables for solving the Laplace equation in a rectangular domain with Neumann boundary conditions. The main stages of this method are subsequently revealed:1.Representation of the general solution of the Laplace equation in a...
2024 / Bogdan Anna Mihaylovna