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Textbooks by Subject
Math  
   
Abstract Algebra: Theory and Applications (GFDL) (BoundCopy)  
Advanced Algebra II: Conceptual Explanations1(CC-BY) (BoundCopy)  
Advanced Algebra II: Activities and Homework (CC-BY) (BoundCopy)  
A First Course in Linear Algebra* (Assayer review) (GFDL) (BoundCopy)  
Algebra 11 (CC-BY-SA)  
Algebra Review (CC-NC)  
Analysis by Khalagai (CC-BY-SA)  
Applied Finite Mathematics* (CC-BY)  
Basic Algebra1 (CC-BY-SA)  

Basic Math Textbook for the Community College (CC-BY)

 
Basic Mathematics by Khalagai(CC-BY-SA)  
Basics of Algebra and Analysis for Computer Science (custom license)  
Calculus1(CC-BY-NC-SA)  
Calculus*,1 by Benjamin Crowell (CC-BY-SA) NR (BoundCopy)  
Calculus by Masenge (CC-BY-SA)  
Calculus by David Guichard (CC-BY-NC-SA) Adopted  
CK-12 Calculus (CC-BY-SA)  
CK-12 Geometry (CC-BY-SA)  
CK-12 Trigonometry (CC-BY-SA)  
Collaborative Statistics*,1 (CC-BY) (See Statistics page for other statistics textbooks) (BoundCopy)  
   
College Algebra 1  (CC-BY-NC-SA) (BoundCopy)  
Diagrams, Charts and Graphs (CC-BY-NC-SA)  
Difference Equations to Differential Equations (CC-BY-NC-SA)  
Differential Equations by Ekol (CC-BY-SA)  
Dimensions* (geometry) (CC-BY-NC-ND)  
Elementary Algebra* (CC-BY) (BoundCopy)  
Elementary Algebra by John Redden (CC-BY-NC-SA) (BoundCopy)  
Elementary Calculus An Approach Using Infinitesimals (Assayer review) (CC-BY-NC-SA) (BoundCopy)  
Free College Algebra Textbook* (CC-BY-NC-SA)  
Fundamentals of Mathematics* (CC-BY) (BoundCopy)  
Gentle Introduction to the Arts of Mathematics (CC-BY-NC-SA)  
Geometry (CC-BY-NC-SA)  
Geometry by Cherinda (CC-BY-SA)  
Intermediate Algebra* by Department of Mathematics, College of the Redwoods (CC-BY-NC-SA)  
Intermediate Algebra1 (CC-BY-NC-SA)  
An Introduction to Complex Numbers (CC-BY-NC-SA)  
Introduction to Matrix Algebra (CC-BY-NC-SA) (BoundCopy)  
Introduction To Real Analysis (Custom)  
Linear Algebra (Assayer review) (CC-BY-SA)  
Linear Algebra by Chihaka (CC-BY-SA)  
Linear Programming by Mtetwa (CC-BY-SA)  
Math in a Sustainable Society (CC-BY-NC)  
Math in Society (CC-BY-SA) (BoundCopy)  
Mathematics (The Free High School Science Texts)1 (GFDL)  
Mechanics by Chihaka(CC-BY-SA)  
Number Theory by Cheqe(CC-BY-SA)  
A Modern Formal Logic Primer (Custom)  
Numbers, Units, and Arithmetic (CC-BY-NC-SA)  
Numerical Methods by Masenge(CC-BY-SA)  
Numerical Methods with Applications1 (CC-BY-NC-SA) (BoundCopy)  
PreAlgebra (College of the Sequoias)1 (Custom)  
Prealgebra Textbook (CC-BY-NC-SA) (BoundCopy)  
  Precalculus: An Investigation of Functions (CC-BY-SA)  
Probability and Statistics by Chege (CC-BY-SA)  
A Problem Text in Advanced Calculus (CC-BY-NC-SA)  
Proofs and Concepts the Fundamentals of Abstract Mathematics (CC-BY-NC-SA)  
Open Trigonometry1 (CC-BY-SA)  
Ratios, Proportion and Percentages (CC-BY-NC-SA)  
Real Functions and Graphs (CC-BY-NC-SA)  
Reasonable Algebraic Functions (terse) (GFDL) BoundCopy  
    Reasonable Algebraic Functions (verbose) (GFDL)  
Reasonable Basic Algebra (GDFL) boundcopy  
 Reasonable Decimal Arithmetic (GDFL)  
Rounding and Estimation (CC-BY-NC-SA)  
Squares, Roots and Powers (CC-BY-NC-SA)  
Trigonometry (GFDL) (BoundCopy)  
Understanding Algebra*,1(CC-BY-NC)  
Vector Calculus* (GFDL) (BoundCopy)  
Worldwide Differential Calculus 2009 (CC-BY-NC-ND) (BoundCopy)  
     
     
Disclaimer: College Open Textbook has not yet vetted all of the open textbooks on this list for quality or accuracy of the content. However, peer reviews, as indicated by a "*" next to the book title, are available The Reviewed: Mathematics.