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 | Отрасли знаний: Точные науки -> Математика -> Геометрия Владимир Васильевич Балкан Разбиения гиперболического пространства и дискретные группы движений. 1905 г., 124 стр., мягкий переплет Цель данной публикации – дать сравнительный анализ проблем, связанных с правильными разбиениями пространств постоянной кривизны и дискретными (кристаллографическими) группами движений... | 30322 тг  |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Shanmuka B. Kemotsu Space Forms. Symmetric Properties of KenmotsuSpace Forms 1905 г., 52 стр., мягкий переплет In the early 19th century we find diverse steps towards a generalization of geometric language to higher dimensions. But they were still of a tentative and often merely metaphorical character. The analytical description of dynamical systems in classical mechanics was a field in which, from hindsight, one would expect a drive towards and a growing... | 28249 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Hamzaga Orucov,Rakib Efendiev and Davud Orucov Analytic geometry. 1905 г., 188 стр., мягкий переплет This textbook covers all the main sections of “Analytic geometry”. It consists of seven chapters. First chapter explains the coordinates method which is one of the basic research methods of analytic geometry and with its help the solution of basic problems of analytic geometry. Second chapter widely explains the solution of systems of... | 47115 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Noor Kareem Jumaa and Firas Ali Sabir Quantum Key Distribution Using FPGA: A Real Time Prototype, Design, and Analysis. 1905 г., 100 стр., мягкий переплет This book presents a study and analysis to investigate of a secret-key sharing in quantum technique and try to increase the key length and security level in the sifting key stage. Enhancements in sifting key stage and error correction stage are done by repeating the QKD protocol and encoding the key bits before sending them by adding a C_QUBITS... | 18337 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Nadiya Sadeek Alsaffar,Bayar Jaffar AL-Sulyfani and Mohammad Najm Mahmood Behavior of Ultra High Strength Reinforced Concrete Beams Under Monoto. A Thesis Submitted to the Council of the College of Engineering,University of Mosul, in partial Fulfillment of the Requi 1905 г., 208 стр., мягкий переплет One of the latest advancements in concrete technology is Ultra-High Strength Concrete (UHSC). UHSC is defined as concretes attaining compressive strength exceeding (100MPa). This concrete is a fiber-reinforced, densely packed concrete material which exhibits increased mechanical performance and superior durability as compared to normal and high... | 28465 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Isam Najar and Hameed Al-Naser Fundamentals of Petroleum Reservoir Engineering. Fluid & Rock Properties 1905 г., 276 стр., мягкий переплет This textbook contains six chapters. The first three chapters deal with petroleum reservoir fluids and the other three chapters deal with petroleum reservoir rock properties. Chapter one contains basic concepts about ideal and real gas laws and derivative of them. The second chapter explains the important properties of natural gas and crude oil.... | 38140 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Sara.A Alwash Triple Play Services over xDSL Broadband. Simulation of Triple Play Services over xDSL Broadband Access Technology using OPNET 1905 г., 132 стр., мягкий переплет Today, networks must reach people anywhere in the world with data, voice and video services quickly and efficiently. Triple Play services (the combination of data, voice, and video) require flexible, reliable, secure and scalable networks to ensure a dependable and high-quality user experience.This book studies the transmission of Triple Play... | 21894 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия VLADIMIR BALCAN PROPERTIES OF BÖRÖCZKY’S CONSTRUCTION. IN HIGH-DIMENSIONAL HYPERBOLIC SPACES 1905 г., 52 стр., мягкий переплет Of a special interest are tilings in hyperbolic n–space . It is natural to extend the study of tiling problems to the hyperbolic plane as well as hyperbolic spaces of higher dimension. In this work we consider Karoly Böröczky tilings in hyperbolic space in arbitrary dimension, study some properties and some useful consequences of... | 18084 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Manhal Ahmad Saleh Al-Hussein,Raid Rafi Omar Al-Nima and Wai Lok Woo Deoxyribonucleic Acid (DNA) for Individual Recognition. Deoxyribonucleic Acid (DNA) for Individual Recognition 1905 г., 88 стр., мягкий переплет Deoxyribonucleic Acid (DNA) is one of the most important biometrics, it has been employed for individual recognition. Basically, the term of “recognition” refers to “identification” and/or “verification”. Both identification and verification are considered in this study. Moreover, weaknesses are investigated in... | 17911 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Владимир БАЛКАН О свойствах конструкций разбиений К.Берецкого. (в гиперболических пространствах высокой размерности) 1905 г., 52 стр., мягкий переплет Эта книга посвящена обзору ненормальных разбиений гиперболического пространства, в частности, обзору неправильных разбиений К. Берецкого и некоторых полезных следствий из предложенных... | 20988 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Fozilzhon Abdullaevich Mamadaliev Calculation of the parameters of the Egyptian triangle. Analysis of the new properties of the Egyptian triangle and calculation of its parameters 1905 г., 120 стр., мягкий переплет This monograph explores the previously unexplored aspects and properties of the Egyptian triangle, as well as the ideas of finding the sizes of other geometric figures drawn inside and outside the Egyptian triangle, the magnitudes of these triangles and the calculation formulas and their practical application. The book also publishes information... | 32599 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Anatol Degefa Kubsa Fundamental Concept of Geometry. Mathematics Textbook for mathematics Students 1905 г., 180 стр., мягкий переплет The goal of this textbook is to help the learners learn Fundamental concepts of Geometry intelligently for solving a wide variety of mathematical and physical problems. The talent of teaching, Mark Van Doren said, is the talent of supplementary funding. I have tried to write a book that assists students in learning Geometry book both for its... | 42959 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Sahar I. M. Abd Elrahman Capabilities of Geographic Information Systems in Creating Databases. Take Advantages of the Capabilities of GIS in Creating Databases in Detail from the Beginning, Step by Step 1905 г., 120 стр., мягкий переплет This book deals in detail with how to take advantage of Geographic Information Systems in creating a database (the creation of a database for an educational institution was taken as an example, represented by the College of Technology, Sudan University of Science and Technology) from the beginning, step by step using the ArcGIS 10.3 program, as... | 32599 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Val?rio Ramos Batista,Francisco Zampirolli and Henrique Botelho An Evolver Program for Weighted Steiner Trees. 1905 г., 56 стр., мягкий переплет Lab experiments are a valuable resource to observe natural laws in practice. However, complex experiments are time-consuming and require expensive equipment to be carried out. Sometimes they cannot be performed at all, as in the case of phenomena in non-Euclidean spaces. Then virtual simulation comes into play, and here we chose the software... | 25002 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Velichka Milousheva On the Geometry of Semi-Symmetric Hypersurfaces in Euclidean Space. 2020 г., 132 стр., мягкий переплет Semi-symmetric spaces are Riemannian manifolds whose curvature tensor at a given point is the same as the curvature tensor of a symmetric space. The semi-symmetric spaces have been studied first by E. Cartan in connection with his research on locally symmetric spaces. In 1982, Z. Szabo gave a local classification of Riemannian semi-symmetric... | 36414 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Maryam Khalid and Lamyaa Mohammad Product Development Based on Green QFD. Quality Function Deployment Methodology 2020 г., 132 стр., мягкий переплет Conserving energy is one of those important requirements of environmental. In this research an eco-friendly power saving Water pump [Air coolers] is developed. This development is based on GQFD. Model of this developed Water pump is drawn by CAD solid model (version 7, Autodesk AutoCAD 2011). The electrical motor that is responsible for rotation... | 21894 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Nabil Mekhloufi and Djamel Boutoutaou Mod?lisation de L’intensit? Pluviale au Sahara (Ouargla,Alg?rie). 2020 г., 104 стр., мягкий переплет L’objectif de ce travail consiste ? l’?laboration d’une m?thodologie de calcul de l’intensit? pluviale en zone aride en cas d’absence de donn?es de mesure. En ?tudiant la relation entre la pluie, la dur?e et la fr?quence des donn?es de d?pouillement du pluviographe de la station m?t?orologique contr?l?e par l’agence r?gionale ANRH, on... | 17028 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Mohend AL-Shakh Radhi and Sataa AL-Bayati & Salih Al-Bakri Evaluation Ground Water Quality in Green-Belt. Area North of AL-Najaf Al Ashraf City 2020 г., 124 стр., мягкий переплет Abstract The study area (Green-Belt Project) locates in AL-Najaf Governorate in the coordinates (44o 10' 0"E & 44o 20' 0"E) and (32o 5' 0"N & 32o 15' 0"N). The study area has covering an area of about (90) km2, which contains many geological formations and represents part of Najaf-Karbala plateau. The project relies on... | 17738 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Mohammed Alabas and Widad Ibraheem Majeed Laminated Composite Plate with Various Edges Boundary Conditions. Thermal Buckling Behavior and Free Vibration Analysis 2020 г., 136 стр., мягкий переплет Analytical solution using Ritz method and Fourier series is used to determine thermal buckling of laminated composite thin plates at a general elastic boundary condition applied to in-plane uniform temperature distribution, also the natural frequencies under an initial thermal load of laminated composite thin plates are investigated depending upon... | 22036 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Yongkui Wang and Jack Brimberg Geometric/Matrix Method of Solving Multicriteria Optimization Problems. 2020 г., 164 стр., мягкий переплет This book examines the multicriteria optimization problem and constructs a new methodology to solve it. It applies geometric concepts to define and determine the inferior_1 and superior_1 boundary sets, which are subsets of the inferior and superior boundary sets of the image, and then applies logic to filter out the non-dominated image points... | 30291 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Reda Gharieb A Course in Digital Signal Processing with Examples. 2019 г., 524 стр., мягкий переплет Digital Signal Processing (DSP) is a field of acquiring, analyzing, transforming, filtering and enhancing signals, aiming at some application benefits. DSP expertise should learn linear algebra, Fourier analysis, Z-transform, wavelet-transform, filter design and filtering techniques, linear systems and system analysis. DSP expertise should also... | 60017 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Iulian Popescu and Alina DUTA OLD AND NEW TRIGONOMETRIC CURVES. Atlas of Curves 2019 г., 76 стр., мягкий переплет The original work shows many forms of trigonometric curves generated by programs, using multiple arcs, exponentiations and radicals, so that one can follow the wide variety of curves generated in this way. New curves and families of curves are also given starting from parametric equations which use different combinations of trigonometric... | 17485 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Khalid Saeed Lateef Al-Badri Electromagnetic Shielding. 2019 г., 100 стр., мягкий переплет Electromagnetic shielding EMS is the branch of electrical sciences which studies the unintentional generation, propagation and reception of electromagnetic energy with reference to the unwanted effects. The goal of EMS is the correct operation, in the same electromagnetic environment, of different equipment which uses electromagnetic phenomena,... | 16886 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Zahraa Khalid Removal of dyes from AL-Kut textile industry using membrane technology. Dye removal from Kut textile using membrane technology 2019 г., 184 стр., мягкий переплет The book is a study is devoted to develop proposals & solutions can be applied to treat pollution problem produced by the textile industries, also to recycle water reducing the water resource shortage problem, the book also deals with the evaluation of the operational properties of the locally produced membrane system from the Laboratory of... | 27613 тг |
 | Отрасли знаний: Точные науки -> Математика -> Геометрия Ahmed A. Mohammed Ali Aldubony and Ayad A. Abdul-Razzak Non Linear Analysis of High Strength Fibrous Reinforced Concrete. 2019 г., 184 стр., мягкий переплет In this book, a numerical analysis technique based on nonlinear finite element method has been used to investigate the behaviour of high strength steel fibre reinforced concrete corbels under vertical loads. New material constitutive relationships for High Strength Steel Fibre Reinforced Concrete (HSSFRC) have been formulated. These proposed... | 27613 тг |
