This book focuses on the discrete Fourier transform (DFT), discrete convolution, and, particularly, the fast algorithms to calculate them.

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This book focuses on the discrete Fourier transform (DFT), discrete convolution, and, particularly, the fast algorithms to calculate them.

This textbook prepares students to effectively use, manage, and participate in the development of information technology applications in support of common business processes.

A book about trouble spots, oddities, traps, glitches in R. If you are using R and you think you’re in hell, this is a map for you.

This textbook helps students make the transition from being a user of mathematics to someone who can critically read and evaluate mathematical statements and being able to write mathematical explanations in clear, logically precise language.

This textbook covers the fundamental enumeration techniques (permutations, combinations, subsets, pigeon hole principle), recursion and mathematical induction, more advanced enumeration techniques, discrete structures, and discrete optimization.

Elementary Algebra is designed to meet the scope and sequence requirements of a one-semester elementary algebra course.

Lecture notes for a first course in differential equations, taught at the Hong Kong University of Science and Technology. Included in these notes are links to short tutorial videos posted on YouTube.

This book helps engineers build a bridge from what they know of IPv4 to the new concepts of IPv6. Includes a series of very detailed labs that can be done with generic PCs and open source software, to create a full featured IPv6 testbed network.

This textbook presents a new approach to numerical analysis for modern computer scientists and introduces numerical modeling and algorithmic design from a practical standpoint and provides insight into the theoretical tools needed to support these skills.

This book offers just the right level of detail so that every DBA can perform all of the most important aspects of transaction log management.

A textbook about project management tailored specifically for instructional designers, intended for use in graduate programs in educational technology.

An introductory textbook, dedicated to a higher level of understanding of the concepts and practical applications of statistics. A solid grasp of concepts and structures in calculus and algebra is required.

This book is an exploration of the wide world of mathematics, with interesting applications to everyday life. It highlights algorithmic, graphical, algebraic, statistical, and analytic approaches to solving problems.

An introductory text for a college algebra survey course. The material is presented at a level intended to prepare students for Calculus while also giving them relevant mathematical skills that can be used in other classes.

This tutorial covers the basic mathematical tools used in economic theory. Knowledge of elementary calculus is assumed.

A free textbook for a one-semester, undergraduate statistics course. The goal of this book is to help you learn How to Tell the Truth with Statistics and, therefore, how to tell when others are telling the truth, or lies.

This book covers networking fundamentals of the TCP/IP protocol suite while also introduces advanced concepts and new technologies. It also includes the latest TCP/IP protocols

The approach of this text is to take learners through a progression of materials in order to develop skills of modular, structured programming. The text was written, for the most part, without consideration of a specific programming language.

An introductory course on differential equations aimed at engineers. The book covers first order ODEs, higher order linear ODEs, systems of ODEs, Fourier series and PDEs, eigenvalue problems, the Laplace transform, and power series methods.

More than 20 writers from the mobile community share their know-how in dealing with topics such as accessibility in mobile apps, UX design, mobile analytics, prototyping, cross-platform development, native development, mobile web and app marketing.

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