Digital library
Textbooks, references and open learning resources.

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Introduction to Matrix Algebra
Autar Kaw · University of South Florida
This book is an extended primer for undergraduate Matrix Algebra. The book is either to be used as a refresher material for students who have already taken a course in Matrix Algebra or as a just-in-time tool if the burden of teaching Matrix Algebra has been distributed to several courses.

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First-Semester Abstract Algebra: A Structural Approach
Jessica K. Sklar · Pacific Lutheran University
This text is specifically designed to suit a single-semester introductory abstract course, rather than to be a comprehensive reference source.

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College Algebra
Jay Abramson · Arizona State University
In the contents: 01: Algebra Review

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MATH11003 College Algebra
Leslie Shults & Teresa Jennings · Arkansas State University-Beebe
In the contents: R.02: R.2- Real Numbers - Algebra Essentials

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Math 10: College Algebra
Leif Jordan · College of the Desert
In the contents: 01: Algebra Essentials

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Math 140: College Algebra Workbook with Desmos Applications
Lynda Zenati · Olive Harvey College
The Math 140 (College Algebra) Workbook supports active learning through collaborative problem solving, conceptual exploration, and Desmos-enhanced activities. By combining instruction, hands-on learning, and guided reflection, it promotes deeper understanding and student engagement. More than a collection of activities, it provides a coherent framework for active, conceptually focused teaching in College Algebra.

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Intermediate Algebra
OpenStax · Sante Ana College
In the contents: 1.01: Prelude to the Foundations of Algebra · 1.02: Use the Language of Algebra

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Math 081: Introduction to Algebra
Patrick Kwoni · Highline College
In the contents: 6.01: Evaluating Algebraic Expressions

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Differential Equations (No Linear Algebra Required)
Marilena Beckstrand, Adam Manriquez & Emad Shonoda · Mt. San Jacinto College
LibreTexts

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Introduction to Algebraic Structures
Tom Denton · Google Research
In the contents: 9.01: A Return to Linear Algebra

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College Algebra (Math 3A - FCC)
David Yang · Fresno City College
LibreTexts

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Math 1: College Algebra
Mindy Carr · Mission College
LibreTexts

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Algebra in Cuneiform
Jens Høyrup · Roskilde University
In the contents: 1.02: The First Algebra and the First Interpretation · 05: Application of Quasi-algebraic Techniques to Geometry · 6.02: Algebra

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MAT 04C Linear Algebra
Zoya Kravets · Mission College
LibreTexts

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PreAlgebra
Davis Arnold · College of the Redwoods
In the contents: 03: The Fundamentals of Algebra · 3.00: Prelude to the Fundamentals of Algebra · 3.02: Evaluating Algebraic Expressions

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MATH 95: Elementary Algebra II
Melissa Halling · Minnesota State Community and Technical College
In the contents: 1.1.01: Simplifying Algebraic Expressions
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Intermediate Algebra
OpenStax · Sante Ana College
Álgebra Intermedia está diseñada para cumplir con los requisitos de alcance y secuencia de un curso de álgebra intermedia de un semestre. La organización del libro facilita la adaptación a una variedad de programas de estudios. El texto amplía los conceptos fundamentales del álgebra al tiempo que aborda las necesidades de estudiantes con diversos orígenes y estilos de aprendizaje.

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Fundamentals of Mathematics
Denny Burzynski & Wade Ellis, Jr. · College of Southern Nevada
In the contents: 11: Algebraic Expressions and Equations · 11.01: Algebraic Expressions

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Scientific Computing
Jeffrey R. Chasnov · Hong Kong University of Science and Technology
In the contents: 5: Linear Algebra

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Elementary Number Theory
Wissam Raji · American University of Beirut
In the contents: 1.01: Algebraic Operations With Integers