98 results on '"Wallace Givens"'
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2. United States Tax court's order in the case of Givens Poultry Farm, LLC, Wallace Givens,Partnership Representative, Petitioners v COMMISSIONER OF INTERNAL REVENUE, Respondent (Docket No. 6897-24 )
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United States. Tax Court ,Poultry industry -- Taxation ,Livestock farms ,News, opinion and commentary - Abstract
Washington: United States Tax Court has issued the following order: Received 10/04/24 11:50 am Filed 10/04/24 Givens Poultry Farm, LLC, Wallace Givens,Partnership Representative, Petitioner(s) v. Commissioner of Internal Revenue Respondent [...]
- Published
- 2024
3. Algorithm 1051: UltimateKalman, Flexible Kalman Filtering and Smoothing Using Orthogonal Transformations.
- Author
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TOLEDO, SIVAN
- Subjects
KALMAN filtering ,PROGRAMMING languages ,FACTORIZATION ,ALGORITHMS ,GENERALIZATION - Abstract
UltimateKalman is a flexible linear Kalman filter and smoother implemented in three popular programming languages: MATLAB, C, and Java. UltimateKalman is a slight simplification and slight generalization of an elegant Kalman filter and smoother that was proposed in 1977 by Paige and Saunders. Their algorithm appears to be numerically superior and more flexible than other Kalman filters and smoothers, but curiously has never been implemented or used before. UltimateKalman is flexible: it can easily handle time-dependent problems, problems with state vectors whose dimensions vary from step to step, problems with varying numbers of observations in different steps (or no observations at all in some steps), and problems in which the expectation of the initial state is unknown. The programming interface of UltimateKalman is broken into simple building blocks that can be used to construct filters, single or multi-step predictors, multi-step or whole-track smoothers, and combinations. The article describes the algorithm and its implementation as well as a test suite of examples and tests. [ABSTRACT FROM AUTHOR]
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- 2024
- Full Text
- View/download PDF
4. American Women Mathematics PhDs of the 1950s.
- Author
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Murray, Margaret A. M.
- Published
- 2023
- Full Text
- View/download PDF
5. An Empirical Comparison of Encoding Algorithms of the Low Density Parity Check Code for Decode and Forward Protocol Relay System.
- Author
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Jamaah, S., Hushairi, Z., Al-Khalid, O., and Khairuddin, A. H.
- Subjects
LOW density parity check codes ,DECODING algorithms ,ENCODING - Abstract
Decode and a forward (DF) protocol relay technique in cooperative communication is becoming a more attractive method to achieve a higher throughput requirement for wireless communication these days. But the high complexity operation is a major issue in the DF protocol relay processing system. The encoding operation which is a pre-processing stage of the decoding process consumes high complexity in the DF protocol relay system. Thus, it is important to tackle the encoding operation to ensure low complexity and good performance of the subsequent decoding operation in the DF protocol relay system. Thus far, very limited works have been reported on identifying a suitable encoding algorithm of encoding operation for the DF protocol relay system using the Low Density Parity Check (LDPC) code. In this paper, we present a suitable encoding algorithm for the DF protocol relay system using the LDPC code. To find out the most suitable encoding algorithm for the DF protocol relay system using LDPC code, we introduce the LDPC code encoding model. Eight different encoding algorithms based on Lower Upper and Orthogonal Upper algorithms presented in the LDPC code encoding model. The encoding execution time, the number of nonzero, and the pattern of nonzero was used to evaluate the computational complexity performance of the designed LDPC code encoding model. The most suitable encoding algorithm for the required criteria of the DF protocol relay system using the LDPC code is identified. [ABSTRACT FROM AUTHOR]
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- 2021
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6. Lineare Algebra.
- Author
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Gerlach, Stefan
- Published
- 2016
- Full Text
- View/download PDF
7. Backward Analysis Explained with Monthly Payments.
- Author
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Nievergelt, Yves
- Subjects
BANK deposits ,INTEREST rates ,MATHEMATICAL formulas ,MATHEMATICAL programming ,MATHEMATICS theorems ,TRIGONOMETRIC functions - Abstract
The article presents an analysis for computing monthly deposits, loans principals and monthly payments with non-negative interest rate. It highlights various mathematical formulas, mathematical equations and algorithms regarding the same. It also mentions several trigonometric functions, theorems and coefficients to calculate monthly payments.
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- 2015
- Full Text
- View/download PDF
8. Chapter 4: LINEAR ALGEBRA: 4.7 QR DECOMPOSITION.
- Author
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TEODORESCU, PETRE, STĂNESCU, NICOLAE-DORU, and PANDREA, NICOLAE
- Published
- 2013
9. Linear Algebra.
- Author
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Teodorescu, Petre, Stănescu, Nicolae-Doru, and Pandrea, Nicolae
- Published
- 2013
- Full Text
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10. Analog Computing.
- Author
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De Vos, Alexis
- Published
- 2010
- Full Text
- View/download PDF
11. Unitary and Normal endomorphisms.
- Author
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Golan, Jonathan S.
- Abstract
Let V be an inner product space. An automorphism of V which is an isometry is called a unitary automorphism. [ABSTRACT FROM AUTHOR]
- Published
- 2007
- Full Text
- View/download PDF
12. Special Matrices and Operations Useful in Modeling and Data Analysis.
- Author
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Casella, George, Fienberg, Stephen, Olkin, Ingram, and Gentle, James E.
- Abstract
In previous chapters, we defined a number of special matrices, such as symmetric matrices, banded matrices, elementary operator matrices, and so on. In this chapter, we will discuss some of these matrices in more detail and also introduce some other special matrices and data structures that are useful in statistics. [ABSTRACT FROM AUTHOR]
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- 2007
- Full Text
- View/download PDF
13. Enabling communication concurrency through flexible MPI endpoints.
- Author
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Dinan, James, Grant, Ryan E, Balaji, Pavan, Snir, Marc, Thakur, Rajeev, Goodell, David, and Miller, Douglas
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MESSAGE passing (Computer science) ,INTERNETWORKING ,PARALLEL programming ,HIGH performance computing ,COMPUTER multitasking - Abstract
MPI defines a one-to-one relationship between MPI processes and ranks. This model captures many use cases effectively; however, it also limits communication concurrency and interoperability between MPI and programming models that utilize threads. This paper describes the MPI endpoints extension, which relaxes the longstanding one-to-one relationship between MPI processes and ranks. Using endpoints, an MPI implementation can map separate communication contexts to threads, allowing them to drive communication independently. Endpoints also enable threads to be addressable in MPI operations, enhancing interoperability between MPI and other programming models. These characteristics are illustrated through several examples and an empirical study that contrasts current multithreaded communication performance with the need for high degrees of communication concurrency to achieve peak communication performance. [ABSTRACT FROM PUBLISHER]
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- 2014
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14. Continuous Geometry
- Author
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von Neumann, John, HALPERIN, ISRAEL, FOREWORD BY, von Neumann, John, and HALPERIN, ISRAEL
- Published
- 2016
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15. John von Neumann's Analysis of Gaussian Elimination and the Origins of Modern Numerical Analysis.
- Author
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Grcar, Joseph F.
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COMPUTERS ,MATHEMATICAL analysis ,NUMERICAL analysis ,COMPUTER science - Abstract
Just when modern computers (digital, electronic, and programmable) were being invented, John von Neumann and Herman Goldstine wrote a paper to illustrate the mathematical analyses that they believed would be needed to use the new machines effectively and to guide the development of still faster computers. Their foresight and the congruence of historical events made their work the first modern paper in numerical analysis. Von Neumann once remarked that to found a mathematical theory one had to prove the first theorem, which he and Goldstine did for the accuracy of mechanized Gaussian elimination--but their paper was about more than that. Von Neumann and Goldstine described what they surmised would be the significant questions once computers became available for computational science, and they suggested enduring ways to answer them. [ABSTRACT FROM AUTHOR]
- Published
- 2011
- Full Text
- View/download PDF
16. Forward and Backward Analyses of Quadratic Equations.
- Author
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Nievergelt, Yves
- Subjects
NUMERICAL analysis ,QUADRATIC equations ,TREASURY bills ,INTERNAL revenue law ,DISSOCIATION (Chemistry) ,ALGORITHMS - Abstract
The article presents methods of forward and backward analysis for real solutions of real quadratic equations. The methods aim to mathematically prove that specific algorithms deliver exact results in spite of all intermediate rounding errors. Applications include the Excess Related Person Indebtedness according to the U.S. corporate tax code, yield-to-maturity of one-year U.S. Treasury bills and calculation of acidity in chemistry.
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- 2011
17. Applications of Cubic Equations.
- Author
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Nievergelt, Yves
- Subjects
CUBIC equations ,TEACHING models ,MATHEMATICAL analysis ,MATHEMATICAL formulas ,YIELD curve (Finance) ,PARABOLIC differential equations - Abstract
The article presents the educational module on the applications of cubic equations which demonstrates the methods known as forward analysis and backward analysis. It demonstrates the computation of yield-to-maturity of three year bonds of annual interests, the position of a comet along a parabolic orbit, and the ratio on of orbital radii wherein the Hohmann transfer is fuel efficient. Its application has proven that mathematically equivalent formulae can lead to results that differ in digits.
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- 2011
18. Computer Related Curricular Changes In Traditional Mathematics.
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Miles, E. P.
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- 1978
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19. Computer Related Curricular Changes In Traditional Mathematics.
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Miles Jr., E. P.
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- 1978
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20. The QR algorithm: 50 years later its genesis by John Francis and Vera Kublanovskaya and subsequent developments.
- Author
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GOLUB, GENE and UHLIG, FRANK
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ALGORITHMS ,EIGENVALUES ,EIGENVECTORS - Abstract
Fifty years after the invention of the QR algorithm by John Francis and Vera Kublanovskaya we reconstruct the ideas and the influences that led to its genesis from the originators’ own recollections and their sources and give an account of some of its subsequent developments. [ABSTRACT FROM PUBLISHER]
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- 2009
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21. The ${\cal {D Q R}}$ algorithm, basic theory, convergence, and conditional stability.
- Author
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Uhlig, Frank
- Abstract
We describe a fast matrix eigenvalue algorithm that uses a matrix factorization and reverse order multiply technique involving three factors and that is based on the symmetric matrix factorization as well as on $D$ –orthogonal reduction techniques where $D= \mbox{ diag}(\pm1)$ is computed from the given matrix $A$ . It operates on a similarity reduction of a real matrix $A_{nn}$ to general tridiagonal form $T$ and computes all of $A$ 's eigenvalues in $\frac{4}{3} n^3 + O(n^2)$ operations, where the $O(n^2)$ part of the operations is possibly performed over ${\Bbb C}$ , instead of the 7–8 $n^3$ real flops required by the $QR$ eigenvalue algorithm. Potential breakdo wn of the $DQR$ algorithm can occur in the reduction to tridiagonal form and in the $D$ –orthogonal $DQR$ reductions. Both, however, can be monitored during the computations. The former occurs rather rarely for dimensions $n \leq 300$ and can essentially be bypassed, while the latter is extremely rare and can be bypassed as well in our conditionally stable implementation of the $DQR$ steps. We prove an implicit $DQ$ theorem which allows implicit shifts, give a convergence proof for the $DQR$ algorithm and show that $DQR$ is conditionally stable for general balanced tridiagonal matrices $T_{\rm b}$ . [ABSTRACT FROM AUTHOR]
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- 1997
- Full Text
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22. How Does Religion Affect Giving to Outgroups and Secular Organizations? A Systematic Literature Review.
- Author
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Yasin, Kidist Ibrie, Adams, Anita Graeser, and King, David P.
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RELIGION ,CHARITABLE giving ,CHARITIES ,PUBLIC welfare ,SOCIAL services - Abstract
Although religious giving represents the largest sector of charitable giving in the US, its overall impact on social welfare has been questioned, pointing to the possibility that the majority of funding might stay within the religious community, with little benefit to outgroups or secular charity. Despite multiple studies showing a positive relationship between religion and secular and outgroup giving, some empirical findings show a negative or non-significant relationship. By employing a systematic literature review, the current study explores theories and empirical evidence to provide an integrative framework that identifies the mechanisms and directions through which religion affects giving to outgroups and secular organizations. The study also compares the major five religious traditions and giving to outgroups and secular organizations. The study finds that religious teachings, norms, values, social network, and private rituals, determine the direction of the relationship between religion and giving to outgroups and secular organizations. The study concludes that, despite the dominant positive relationship between religion and giving to outgroup and secular organizations, there remains heterogeneity among the studies based on their location, operationalization of religion and secular giving, and methodology used. The study also poses some implication questions and points out future research directions. [ABSTRACT FROM AUTHOR]
- Published
- 2020
- Full Text
- View/download PDF
23. Errata/Addendum to the 25th Anniversary Issue.
- Subjects
COMPUTER systems - Abstract
The article presents corrections to the articles published in the January 1983 issue of the journal "Communications of the ACM." It is informed that in the departmental Time-Line on pages 7-8 the name of C.C. Gotlieb was misspelled and the name of Duncan Lawrie, Computer Architecture and Systems editor, was dropped. In the paper "The UNIX Time-Sharing System," by Dennis Ritchie and Ken Thompson, on page 89 the ninth page of the article was duplicated and the tenth page omitted. Since the letters that appeared in January were not listed in the Table of Contents, the elusiveness of the well-known letter "Go To Statement Considered Harmful" was perpetuated.
- Published
- 1983
24. The Decline of Calculus—The Rise of Discrete Mathematics
- Author
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Ralston, Anthony and Steen, Lynn Arthur, editor
- Published
- 1981
- Full Text
- View/download PDF
25. The Physical Chemist's Toolbox
- Author
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Robert M. Metzger and Robert M. Metzger
- Subjects
- Chemistry, Physical and theoretical
- Abstract
Assembling a great deal of material in one place, this book serves as a valuable guide for chemists and related physical scientists throughout their careers -- covering essential equations, theories, and tools needed for conducting and interpreting contemporary research. Offers a comprehensive and in-depth treatment of the most challenging concepts of chemistry Updates and revises existing chapters from the prior edition and adds: new chapters on inorganic, organic, and biochemistry; appendices about nuclides and organic reactions; and expanded questions at the end of chapters Has a complementary website with a solutions manual and PowerPoint presentations for instructors
- Published
- 2023
26. Computational Methods in Engineering
- Author
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S. P. Venkateshan, Prasanna Swaminathan, S. P. Venkateshan, and Prasanna Swaminathan
- Subjects
- Engineering mathematics, Mechanics, Applied, Engineering—Data processing, Solids, Mechanical engineering
- Abstract
The book is designed to serve as a textbook for courses offered to graduate and upper-undergraduate students enrolled in mechanical engineering. The book attempts to make students with mathematical backgrounds comfortable with numerical methods. The book also serves as a handy reference for practicing engineers who are interested in applications. The book is written in an easy-to-understand manner, with the essence of each numerical method clearly stated. This makes it easy for professional engineers, students, and early career researchers to follow the material presented in the book. The structure of the book has been modeled accordingly. It is divided into four modules: i) solution of a system of equations and eigenvalues which includes linear equations, determining eigenvalues, and solution of nonlinear equations; ii) function approximations: interpolation, data fit, numerical differentiation, and numerical integration; iii) solution of ordinary differential equations—initial valueproblems and boundary value problems; and iv) solution of partial differential equations—parabolic, elliptic, and hyperbolic PDEs. Each section of the book includes exercises to reinforce the concepts, and problems have been added at the end of each chapter. Exercise problems may be solved by using computational tools such as scientific calculators, spreadsheet programs, and MATLAB codes. The detailed coverage and pedagogical tools make this an ideal textbook for students, early career researchers, and professionals.
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- 2023
27. Axiomatics : Mathematical Thought and High Modernism
- Author
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Alma Steingart and Alma Steingart
- Subjects
- Knowledge, Theory of--United States--History--20th century, Axiomatic set theory, Mathematics--Philosophy--History--20th century, Mathematics--United States--History--20th century
- Abstract
The first history of postwar mathematics, offering a new interpretation of the rise of abstraction and axiomatics in the twentieth century. Why did abstraction dominate American art, social science, and natural science in the mid-twentieth century? Why, despite opposition, did abstraction and theoretical knowledge flourish across a diverse set of intellectual pursuits during the Cold War? In recovering the centrality of abstraction across a range of modernist projects in the United States, Alma Steingart brings mathematics back into the conversation about midcentury American intellectual thought. The expansion of mathematics in the aftermath of World War II, she demonstrates, was characterized by two opposing tendencies: research in pure mathematics became increasingly abstract and rarified, while research in applied mathematics and mathematical applications grew in prominence as new fields like operations research and game theory brought mathematical knowledge to bear on more domains of knowledge. Both were predicated on the same abstractionist conception of mathematics and were rooted in the same approach: modern axiomatics. For American mathematicians, the humanities and the sciences did not compete with one another, but instead were two complementary sides of the same epistemological commitment. Steingart further reveals how this mathematical epistemology influenced the sciences and humanities, particularly the postwar social sciences. As mathematics changed, so did the meaning of mathematization. Axiomatics focuses on American mathematicians during a transformative time, following a series of controversies among mathematicians about the nature of mathematics as a field of study and as a body of knowledge. The ensuing debates offer a window onto the postwar development of mathematics band Cold War epistemology writ large. As Steingart's history ably demonstrates, mathematics is the social activity in which styles of truth—here, abstraction—become synonymous with ways of knowing.
- Published
- 2023
28. Radar and EW Modeling in MATLAB® and Simulink®
- Author
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Dávila, Carlos A. and Dávila, Carlos A.
- Subjects
- Electronics in military engineering, Radar
- Abstract
This resource covers basic concepts and modeling examples for the three “pillars” of EW: Electronic Attack (EA) systems, Electronic Protection (EP) techniques, and Electronic Support (ES). It develops techniques for the modeling and simulation (M&S) of modern radar and electronic warfare (EW) systems and reviews radar principles, including the radar equation. M&S techniques are introduced, and example models developed in MATLAB and Simulink are presented and discussed in detail. These individual models are combined to create a full end-to-end engineering engagement simulation between a pulse-Doppler radar and a target. The radar-target engagement model is extended to include jamming models and is used to illustrate the interaction between radar and jamming signals and the impact on radar detection and tracking. In addition, several classic EA techniques are introduced and modeled, and the effects on radar performance are explored. This book is a valuable resource for engineers, scientists, and managers who are involved in the design, development, or testing of radar and EW systems. It provides a comprehensive overview of the M&S techniques that are used in these systems, and the book's many examples and case studies provide a solid foundation for understanding how these techniques can be applied in practice.
- Published
- 2023
29. From Algorithms to Hardware Architectures : Using Digital Radios As a Design Example
- Author
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Karim Abbas and Karim Abbas
- Subjects
- Electronic circuits, Telecommunication, Embedded computer systems
- Abstract
This book uses digital radios as a challenging design example, generalized to bridge a typical gap between designers who work on algorithms and those who work to implement those algorithms on silicon. The author shows how such a complex system can be moved from high-level characterization to a form that is ready for hardware implementation. Along the way, readers learn a lot about how algorithm designers can benefit from knowing the hardware they target and how hardware designers can benefit from a familiarity with the algorithm. The book shows how a high-level description of an algorithm can be migrated to a fixed-point block diagram with a well-defined cycle accurate architecture and a fully documented controller. This can significantly reduce the length of the hardware design cycle and can improve its outcomes. Ultimately, the book presents an explicit design flow that bridges the gap between algorithm design and hardware design.Provides a guide to basebandradio design for Wi-Fi and cellular systems, from an implementation-focused, perspective;Explains how arithmetic is moved to hardware and what the cost of each operation is in terms of delay, area and power;Enables strategic architectural decisions based on the algorithm, available processing units and design requirements.
- Published
- 2022
30. Calculate the Orbit of Mars! : An Observing Challenge and Historical Adventure
- Author
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Jane Clark and Jane Clark
- Subjects
- Astronomy, Astronomy—Observations, Measurement, Measuring instruments, Gravitation
- Abstract
This book shows readers how to calculate the orbit of Mars, based on their own observations and using observations made by the author. The historical, observational, and analytical aspects of the project to measure the orbit of Mars are all combined in this one book!Determining the orbit of Mars is particularly important, as originally solving this problem required the founding of modern science. Clark discusses how people came to believe in the Newtonian model of the Solar System, works through the mathematical basis for the theory of gravity, and shows how Newton ruled out the possibility of alternative theories. Readers also learn how it became possible to accurately measure the positions of Mars from a moving, spinning platform—the Earth.This mid-level observational challenge is well within reach of most serious amateur astronomers. For the observations, only a telescope with auto-guiding capability and the ability to mount a digital single lens reflex (DSLR) camera is required. For the calculations, it is assumed that the reader has a science, engineering, or mathematics background and is familiar with calculus, vectors, and trigonometry.
- Published
- 2021
31. Optimal Design Exploiting 3D Printing and Metamaterials
- Author
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Paolo Di Barba, Sławomir Wiak, Paolo Di Barba, and Sławomir Wiak
- Subjects
- Metamaterials--Industrial applications, Electronic apparatus and appliances--Design and construction, Three-dimensional printing--Industrial applications
- Abstract
The key theme of this book is an exploration of how recent advances across three related scientific fields are intertwined - the developments in metamaterials, the automated optimal design of innovative electronic, electromagnetic and mechatronic devices, and 3D printing.
- Published
- 2021
32. Algebraische Probleme
- Author
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Martin Hermann and Martin Hermann
- Abstract
Die Numerische Mathematik ist einer der Grundpfeiler des Mathematik-, Ingenieur-, Physik- und Informatikstudiums. Dieses zweibändige Lehrbuch ist für Einführungsvorlesungen konzipiert und legt eine solide Basis für weiterführende Lerneinheiten. Der Text ist aus Vorlesungsmanuskripten hervorgegangen, die der Verfasser seit etwa 30 Jahren für seine Grundvorlesungen auf dem Gebiet der Numerischen Mathematik und des Wissenschaftlichen Rechnens an der Friedrich-Schiller-Universität Jena verwendet. Das Buch deckt den gesamten Bereich der Numerischen Mathematik von den klassischen Techniken wie Gaußscher Algorithmus und Newtonsches Verfahren bis hin zu modernen Algorithmen wie kubische Spline-Interpolation, Kleinste-Quadrate-Approximation mittels Householder- und Givens-Transformationen sowie Deflationstechniken ab. Die Verfahren werden mathematisch exakt beschrieben, in MATLAB-Codes implementiert und anhand von Beispielen demonstriert. Die MATLAB-Codes sind auf der Webseite des Verlages zum Download bereitgestellt, so dass der Leser seine eigenen Experimente mit den numerischen Verfahren durchführen kann. Durch seinen didaktischen Aufbau und die zahlreichen anschaulichen Beispiele und Übungsaufgaben eignet sich dieses Buch hervorragend als vorlesungsbegleitende Lektüre und als Grundlage für ein erfolgreiches Selbststudium. Gleichzeitig kann es von Mathematikern, Naturwissenschaftlern und Ingenieuren als profundes Nachschlagewerk herangezogen werden. Mit der 4. Auflage wurde das umfangreiche Standardwerk der Numerischen Mathematik so in zwei Bände aufgeteilt, dass diese relativ unabhängig voneinander gelesen werden können. An vielen Stellen wurde der Text überarbeitet und ergänzt. Das betrifft insbesondere diejenigen Abschnitte, die für Lehrerstudenten relevant sind sowie die Implementierung der numerischen Verfahren in der Programmiersprache MATLAB.
- Published
- 2020
33. Linear Algebra with Applications, Global Edition
- Author
-
Steven J. Leon, Lisette de Pillis, Steven J. Leon, and Lisette de Pillis
- Abstract
This book is for junior/senior-level first courses in linear algebra and assumes calculus as a prerequisite. This thorough and accessible text, from one of the leading figures in the use of technology in linear algebra, gives students a challenging and broad understanding of the subject. The author infuses key concepts with their modern practical applications to offer students examples of how mathematics is used in the real world. Each chapter contains integrated worked examples and chapter tests. The book stresses the important roles geometry and visualisation play in understanding linear algebra. The full text downloaded to your computer With eBooks you can: search for key concepts, words and phrases make highlights and notes as you study share your notes with friends eBooks are downloaded to your computer and accessible either offline through the Bookshelf (available as a free download), available online and also via the iPad and Android apps. Upon purchase, you'll gain instant access to this eBook. Time limit The eBooks products do not have an expiry date. You will continue to access your digital ebook products whilst you have your Bookshelf installed.
- Published
- 2020
34. Krylov Methods for Nonsymmetric Linear Systems : From Theory to Computations
- Author
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Gérard Meurant, Jurjen Duintjer Tebbens, Gérard Meurant, and Jurjen Duintjer Tebbens
- Subjects
- Numerical analysis, Algebras, Linear
- Abstract
This book aims to give an encyclopedic overview of the state-of-the-art of Krylov subspace iterative methods for solving nonsymmetric systems of algebraic linear equations and to study their mathematical properties. Solving systems of algebraic linear equations is among the most frequent problems in scientific computing; it is used in many disciplines such as physics, engineering, chemistry, biology, and several others. Krylov methods have progressively emerged as the iterative methods with the highest efficiency while being very robust for solving large linear systems; they may be expected to remain so, independent of progress in modern computer-related fields such as parallel and high performance computing. The mathematical properties of the methods are described and analyzed along with their behavior in finite precision arithmetic. A number of numerical examples demonstrate the properties and the behavior of the described methods. Also considered are the methods'implementations and coding as Matlab®-like functions. Methods which became popular recently are considered in the general framework of Q-OR (quasi-orthogonal)/Q-MR (quasi-minimum) residual methods.This book can be useful for both practitioners and for readers who are more interested in theory. Together with a review of the state-of-the-art, it presents a number of recent theoretical results of the authors, some of them unpublished, as well as a few original algorithms. Some of the derived formulas might be useful for the design of possible new methods or for future analysis. For the more applied user, the book gives an up-to-date overview of the majority of the available Krylov methods for nonsymmetric linear systems, including well-known convergence properties and, as we said above, template codes that can serve as the base for more individualized and elaborate implementations.
- Published
- 2020
35. Rückblick auf die Anfänge der Münchner Informatik : Dokumente, Belege, Veröffentlichungen und Erinnerungen von früh und lange Beteiligten
- Author
-
Gunther Schmidt and Gunther Schmidt
- Subjects
- Technische Universita¨t Mu¨nchen--History, Computer science--Study and teaching (Higher) --
- Abstract
Jura lernt man von Juristen und Medizin bei Medizinern. Von wem aber haben die beginnenden Informatiker aus den 1960er Jahren gelernt? Grenzüberschreitend natürlich von Pionieren unter Mathematikern, Physikern und Elektroingenieuren, doch auch von gänzlich anderen unerwartet zum Fach gewechselten. Das macht es so spannend, die Anfänge der Informatik zu verfolgen.Dieses Buch präsentiert eine einmalige Sammlung von Dokumenten, Fotos und vielgestaltigen Informationen. Es illustriert damit, wie sich die Münchner Informatik aus dem Nichts heraus entwickeln konnte.
- Published
- 2020
36. Linear Algebra with Applications
- Author
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Steve Leon, Lisette de Pillis, Steve Leon, and Lisette de Pillis
- Abstract
This is the eBook of the printed book and may not include any media, website access codes, or print supplements that may come packaged with the bound book. A thorough and accessible introduction to linear algebra, delivered digitally.The new 10th Edition of Linear Algebra with Applications continues to encourage a challenging and broad understanding of the subject. For this edition, Steve Leon – one of the leading figures in the use of technology for linear algebra – is joined by new co-author Lisette de Pillis of Harvey Mudd College, who brings her passion for teaching and solving real-world problems to this revision.Key to the 10th Edition was transforming from a primarily print-based resource to a digital learning tool. The eText is packed with content and tools, such as interactive figures, that help bring course content to life for students and augment instruction. This change in format supports the authors'hallmark – using modern practical application to make key concepts tangible and demonstrating how mathematics is used in the real world.Each chapter contains integrated worked examples, practical applications, computer exercises, and chapter tests. The important roles played by geometry and visualization in understanding linear algebra are emphasized.For sophomore-level or junior/senior-level first courses in linear algebra; assumes calculus as a prerequisite.Pearson eText allows educators to easily share their own notes with students so they see the connection between their reading and what they learn in class – motivating them to keep reading, and keep learning. Portable access lets students study on the go, even offline. And, student usage analytics offer insight into how students use the eText, helping educators tailor their instruction.NOTE: This ISBN is for the Pearson eText access card. For students purchasing this product from an online retailer, Pearson eText is a fully digital delivery of Pearson content and should only be purchased when required by your instructor. In addition to your purchase, you will need a course invite link, provided by your instructor, to register for and use Pearson eText.0135181631 / 9780135181638 PEARSON ETEXT LINEAR ALGEBRA WITH APPLICATIONS -- ACCESS CARD, 10/e
- Published
- 2020
37. MeNuméricos. Una introducción a los métodos numéricos
- Author
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Jiménez Gómez, William, Plazas Merchán, Tania, Jaimes Gómez, Fabio, Quiroga Campos, Sayda, Jiménez Gómez, William, Plazas Merchán, Tania, Jaimes Gómez, Fabio, and Quiroga Campos, Sayda
- Subjects
- Problem solving--Problems, exercises, etc, Mathematics--Problems, exercises, etc
- Abstract
Los métodos numéricos son modelos estudiados en matemáticas como una herramienta efectiva a la hora de resolver de problemas, dado que de forma aproximada algunos de estos son imposibles de solucionar analíticamente. Este libro pretende ser el módulo introductorio al estudio de los métodos numéricos y se espera que a lo largo del estudio de este el lector potencie el proceso matemático de aproximar. Como acompañamiento del texto el estudiante podrá acceder a la aplicación móvil MeNuMericos, la cual le permitirá facilitar algunas cuentas y graficar algunas situaciones. Se espera que el lector pueda cuantificar el error, solucionar ecuaciones de variable real y ecuaciones diferenciales, aproximar áreas bajo la curva, derivar sobre un conjunto de datos discreto, interpolar conjuntos de puntos y calcular regresiones.
- Published
- 2020
38. The Mathematics of the Gods and the Algorithms of Men : A Cultural History
- Author
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Paolo Zellini and Paolo Zellini
- Subjects
- Mathematics--Philosophy, Mathematics--Social aspects, Mathematics--History
- Abstract
A masterful cultural history of mathematics from bestselling Italian mathematician and philosopher Paolo Zellini.Is mathematics a discovery or an invention? Have we invented numbers or do they truly exist? What sort of reality should we attribute to them? Mathematics has always been a way of understanding and ordering the world: from sacred ancient texts and pre-Socratic philosophers to twentieth-century logicians such as Russell and Frege and beyond. In this masterful, elegant book, mathematician and philosopher Paolo Zellini offers a brief cultural and intellectual history of mathematics, from ancient Greece to India to our contemporary obsession with algorithms, showing how mathematical thinking is inextricably linked with philosophical, existential and religious questions—and indeed with our cosmic understanding of the world.
- Published
- 2020
39. Mathematik in den Ingenieur- und Naturwissenschaften 1 : Lineare Algebra und analytische Geometrie, Differential- und Integralrechnung einer Variablen
- Author
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Rainer Ansorge, Hans Joachim Oberle, Kai Rothe, Thomas Sonar, Rainer Ansorge, Hans Joachim Oberle, Kai Rothe, and Thomas Sonar
- Subjects
- Mathematical analysis--Problems, exercises, etc, Engineering mathematics--Problems, exercises, etc
- Abstract
Für alle, die es genauer wissen wollen: Band 1 der Neuauflage des unschlagbar präzisen Ansorge/Oberle-Lehrwerks zur Mathematik in den Ingenieur- und Naturwissenschaften In sämtlichen Ingenieurwissenschaften, insbesondere im Maschinenbau, im Bauingenieurwesen und in der Elektrotechnik, ist Mathematik unverzichtbar bei der Beschreibung, Modellierung und Lösung ingenieurwissenschaftlicher Probleme. Für Studierende dieser Fächer ist es daher unabdingbar, sich detailliert mit der Mathematik auseinanderzusetzen und Wissen zu erwerben, das über die reine Anwendung von'Kochrezepten'hinausgeht. Der vorliegende Band 1 des vollständig überarbeiteten und erweiterten Lehrwerks'Mathematik in den Ingenieur- und Naturwissenschaften'gibt eine Einführung in die Lineare Algebra und analytische Geometrie sowie die Differential- und Integralrechnung einer Variablen. Bei den Herleitungen wird besonderer Wert gelegt auf Vollständigkeit und mathematische Exaktheit. In den Beispielen behandeln die Autoren die Anwendung mathematischer Techniken und Vorgehensweisen auf häufig vorkommende Probleme in den Ingenieurwissenschaften. Numerische Methoden und deren Implementierung in MATLAB runden das Buch ab. • Zum Tiefereinsteigen: besonders geeignet für diejenigen, die eine anspruchsvolle Darstellung der höheren Mathematik in den Ingenieur- und Naturwissenschaften suchen • Bewährtes Konzept, überarbeitet und erweitert: präzise, sauber, fachlich korrekt und anwendungsnah • Neu in dieser Auflage: mit mehr Motivationen und Erläuterungen und zahlreichen neuen Anwendungsbeispielen und Modellbildungen • Dazu passend: das neue Aufgaben- und Lösungsbuch
- Published
- 2020
40. La matemática de los dioses y los algoritmos de los hombres
- Author
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Paolo Zellini and Paolo Zellini
- Abstract
La matemática de los dioses y los algoritmos de los hombres es una prodigiosa síntesis científica y humanística que amplía la estela del imprescindible Breve historia del infinito. ¿Qué clase de identidad ha de atribuirse a los números? ¿Son entes reales o bien un invento con el que nuestra mente comprueba la existencia de algo que hay en el mundo? Dos preguntas capitales a las que los matemáticos tratan de dar respuesta desde hace siglos. Con admirable transparencia, Zellini examina estos interrogantes que —como aquellos sobre la identidad de las cosas sujetas a metamorfosis o sobre la constitución de la materia— atañen a todos los seres pensantes, ya que ¿cómo es posible permanecer inmutable al mismo tiempo que se crece hasta el infinito (y nada hay que crezca como lo hacen los números)? Partiendo de la idea de que somos una raza divina y poseemos el poder para crear, el ensayista triestino repasa de manera comprensible y revolucionaria la historia del concepto de número —desde la tradición grecolatina, védica y mesopotámica hasta las más avanzadas teorías—, subrayando en todo momento ese vínculo indisoluble que liga la vida y la matemática, la existencia y el universo.
- Published
- 2019
41. First in the Field : Breaking Ground in Computer Science at Purdue University
- Author
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Robin Lea Pyle and Robin Lea Pyle
- Subjects
- Computer science--Study and teaching (Higher)--Indiana--History
- Abstract
First in the Field: Breaking Ground in Computer Science at Purdue University chronicles the history and development of the first computer science department established at a university in the United States. The backdrop for this groundbreaking academic achievement is Purdue in the 1950s when mathematicians, statisticians, engineers, and scientists from various departments were searching for faster and more efficient ways to conduct their research. These were fertile times, as recognized by Purdue's President Frederick L. Hovde, whose support of what was to become the first “university-centered” computer center in America laid the foundation for the nation's first department of computer science.The book pulls together strands of the story from previously unpublished texts and photographs, as well as published articles and interviews, to provide the first complete historical account of the genesis of the Department of Computer Sciences at Purdue, and its continued growth up to the present. It is a fascinating story with parallels to the “space race,” involving many players, some of whose contributions have gone previously unacknowledged in the heat of the race. Filled with unique historical anecdotes detailing the challenges of legitimizing the new academic field, these stories bring to life the strong convictions of a group of pioneering thinkers that continue to resonate for us today. The raw determination required to transform a computing laboratory that offered early programming courses into a full-fledged computer center and a department offering degrees in computer science characterizes this story of interest to anyone intrigued by the pathways creativity takes in scientific endeavors. It is a story that matters because it was, and is, an ongoing achievement of leadership in education and research in a field that has totally revolutionized our society.
- Published
- 2019
42. Numerical Methods of Mathematics Implemented in Fortran
- Author
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Sujit Kumar Bose and Sujit Kumar Bose
- Subjects
- Mathematics—Data processing, Mathematics, Machine theory
- Abstract
This book systematically classifies the mathematical formalisms of computational models that are required for solving problems in mathematics, engineering and various other disciplines. It also provides numerical methods for solving these problems using suitable algorithms and for writing computer codes to find solutions. For discrete models, matrix algebra comes into play, while for continuum framework models, real and complex analysis is more suitable. The book clearly describes the method–algorithm–code approach for learning the techniques of scientific computation and how to arrive at accurate solutions by applying the procedures presented. It not only provides instructors with course material but also serves as a useful reference resource. Providing the detailed mathematical proofs behind the computational methods, this book appeals to undergraduate and graduate mathematics and engineering students.The computer codes have been written in the Fortranprogramming language, which is the traditional language for scientific computation. Fortran has a vast repository of source codes used in real-world applications and has continuously been upgraded in line with the computing capacity of the hardware. The language is fully backwards compatible with its earlier versions, facilitating integration with older source codes.
- Published
- 2019
43. Scientific Computing : A Historical Perspective
- Author
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Bertil Gustafsson and Bertil Gustafsson
- Subjects
- Mathematics—Data processing, Artificial intelligence, Computer science, Computer science—Mathematics, Computers, Mathematics, History
- Abstract
This book explores the most significant computational methods and the history of their development. It begins with the earliest mathematical / numerical achievements made by the Babylonians and the Greeks, followed by the period beginning in the 16th century. For several centuries the main scientific challenge concerned the mechanics of planetary dynamics, and the book describes the basic numerical methods of that time. In turn, at the end of the Second World War scientific computing took a giant step forward with the advent of electronic computers, which greatly accelerated the development of numerical methods. As a result, scientific computing became established as a third scientific method in addition to the two traditional branches: theory and experimentation. The book traces numerical methods'journey back to their origins and to the people who invented them, while also briefly examining the development of electronic computers over the years. Featuring 163 references and more than 100 figures, many of them portraits or photos of key historical figures, the book provides a unique historical perspective on the general field of scientific computing – making it a valuable resource for all students and professionals interested in the history of numerical analysis and computing, and for a broader readership alike.
- Published
- 2018
44. Matrix Algebra : Theory, Computations and Applications in Statistics
- Author
-
James E. Gentle and James E. Gentle
- Subjects
- Statistics, Algebra, Mathematical statistics—Data processing, Computer science—Mathematics, Mathematical statistics, Mathematics—Data processing, Numerical analysis
- Abstract
This textbook for graduate and advanced undergraduate students presents the theory of matrix algebra for statistical applications, explores various types of matrices encountered in statistics, and covers numerical linear algebra. Matrix algebra is one of the most important areas of mathematics in data science and in statistical theory, and the second edition of this very popular textbook provides essential updates and comprehensive coverage on critical topics in mathematics in data science and in statistical theory. Part I offers a self-contained description of relevant aspects of the theory of matrix algebra for applications in statistics. It begins with fundamental concepts of vectors and vector spaces; covers basic algebraic properties of matrices and analytic properties of vectors and matrices in multivariate calculus; and concludes with a discussion on operations on matrices in solutions of linear systems and in eigenanalysis. Part II considers various types of matricesencountered in statistics, such as projection matrices and positive definite matrices, and describes special properties of those matrices; and describes various applications of matrix theory in statistics, including linear models, multivariate analysis, and stochastic processes. Part III covers numerical linear algebra—one of the most important subjects in the field of statistical computing. It begins with a discussion of the basics of numerical computations and goes on to describe accurate and efficient algorithms for factoring matrices, how to solve linear systems of equations, and the extraction of eigenvalues and eigenvectors.Although the book is not tied to any particular software system, it describes and gives examples of the use of modern computer software for numerical linear algebra. This part is essentially self-contained, although it assumes some ability to program in Fortran or C and/or the ability to use R or Matlab.The first two parts of the text are ideal for a course in matrix algebra for statistics students or as a supplementary text for various courses in linear models or multivariate statistics. The third part is ideal for use as a text for a course in statistical computing or as a supplementary text for various courses that emphasize computations. New to this edition • 100 pages of additional material• 30 more exercises—186 exercises overall• Added discussion of vectors and matrices with complex elements• Additional material on statistical applications• Extensive and reader-friendly cross references and index
- Published
- 2017
45. Numerical Linear Algebra: Theory and Applications
- Author
-
Larisa Beilina, Evgenii Karchevskii, Mikhail Karchevskii, Larisa Beilina, Evgenii Karchevskii, and Mikhail Karchevskii
- Subjects
- Algebras, Linear
- Abstract
This book combines a solid theoretical background in linear algebra with practical algorithms for numerical solution of linear algebra problems. Developed from a number of courses taught repeatedly by the authors, the material covers topics like matrix algebra, theory for linear systems of equations, spectral theory, vector and matrix norms combined with main direct and iterative numerical methods, least squares problems, and eigenproblems. Numerical algorithms illustrated by computer programs written in MATLAB® are also provided as supplementary material on SpringerLink to give the reader a better understanding of professional numerical software for the solution of real-life problems. Perfect for a one- or two-semester course on numerical linear algebra, matrix computation, and large sparse matrices, this text will interest students at the advanced undergraduate or graduate level.
- Published
- 2017
46. Proceedings of the First International Conference on Intelligent Computing and Communication
- Author
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Jyotsna Kumar Mandal, Suresh Chandra Satapathy, Manas Kumar Sanyal, Vikrant Bhateja, Jyotsna Kumar Mandal, Suresh Chandra Satapathy, Manas Kumar Sanyal, and Vikrant Bhateja
- Subjects
- Telecommunication, Engineering, Artificial intelligence--Congresses
- Abstract
The book covers a wide range of topics in Computer Science and Information Technology including swarm intelligence, artificial intelligence, evolutionary algorithms, and bio-inspired algorithms. It is a collection of papers presented at the First International Conference on Intelligent Computing and Communication (ICIC2) 2016. The prime areas of the conference are Intelligent Computing, Intelligent Communication, Bio-informatics, Geo-informatics, Algorithm, Graphics and Image Processing, Graph Labeling, Web Security, Privacy and e-Commerce, Computational Geometry, Service Orient Architecture, and Data Engineering.
- Published
- 2017
47. Midnight in America : Darkness, Sleep, and Dreams During the Civil War
- Author
-
Jonathan W. White and Jonathan W. White
- Subjects
- Dreams--Social aspects--History--19th centur, Dreams--History--19th century.--United State
- Abstract
The Civil War brought many forms of upheaval to America, not only in waking hours but also in the dark of night. Sleeplessness plagued the Union and Confederate armies, and dreams of war glided through the minds of Americans in both the North and South. Sometimes their nightly visions brought the horrors of the conflict vividly to life. But for others, nighttime was an escape from the hard realities of life and death in wartime. In this innovative new study, Jonathan W. White explores what dreams meant to Civil War–era Americans and what their dreams reveal about their experiences during the war. He shows how Americans grappled with their fears, desires, and struggles while they slept, and how their dreams helped them make sense of the confusion, despair, and loneliness that engulfed them.White takes readers into the deepest, darkest, and most intimate places of the Civil War, connecting the emotional experiences of soldiers and civilians to the broader history of the conflict, confirming what poets have known for centuries: there are some truths that are only revealed in the world of darkness.
- Published
- 2017
48. Numerical Analysis
- Author
-
J. Douglas Faires and J. Douglas Faires
- Subjects
- Numerical analysis, Electronic books
- Abstract
This well-respected text introduces you to the theory and application of modern numerical approximation techniques. Providing an accessible treatment that only requires a calculus prerequisite, the authors explain how, why, and when approximation techniques can be expected to work-and why, in some situations, they fail. A wealth of examples and exercises develop your intuition, and demonstrate the subject's practical applications to important everyday problems in math, computing, engineering, and physical science disciplines. Three decades after it was first published, NUMERICAL ANALYSIS remains the definitive introduction to a vital and practical subject.
- Published
- 2016
49. Linear Algebra
- Author
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Jörg Liesen, Volker Mehrmann, Jörg Liesen, and Volker Mehrmann
- Subjects
- Mathematics, Algebras, Linear, Algebra, Matrix theory
- Abstract
This self-contained textbook takes a matrix-oriented approach to linear algebra and presents a complete theory, including all details and proofs, culminating in the Jordan canonical form and its proof. Throughout the development, the applicability of the results is highlighted. Additionally, the book presents special topics from applied linear algebra including matrix functions, the singular value decomposition, the Kronecker product and linear matrix equations.The matrix-oriented approach to linear algebra leads to a better intuition and a deeper understanding of the abstract concepts, and therefore simplifies their use in real world applications. Some of these applications are presented in detailed examples. In several ‘MATLAB-Minutes'students can comprehend the concepts and results using computational experiments. Necessary basics for the use of MATLAB are presented in a short introduction. Students can also actively work with the material and practice their mathematical skills in more than 300 exercises.
- Published
- 2015
50. Linear Algebra with Applications, Global Edition
- Author
-
Leon, Steven J. and Leon, Steven J.
- Subjects
- Algebras, Linear--Textbooks
- Abstract
This book is for sophomore-level or junior/senior-level first courses in linear algebra and assumes calculus as a prerequisite. This thorough and accessible text, from one of the leading figures in the use of technology in linear algebra, gives students a challenging and broad understanding of the subject. The author infuses key concepts with their modern practical applications to offer students examples of how mathematics is used in the real world. Each chapter contains integrated worked examples and chapter tests. The book stresses the important roles geometry and visualization play in understanding linear algebra.
- Published
- 2015
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