Here’s an alphabetical list of all available free books. Note that many of the links will bring you to an external page, usually with more info about the book and the download links. Also, the links are updated as frequently as possible, however some of them might be broken. Broken links are constantly being fixed. In case you want to report a broken link, or a link that violates copyrights, use the contact form.
A Beginner’s Guide to Mathematica
A Brief Introduction to Particle Physics
A First Course in General Relativity
A No-Nonsense Introduction to General Relativity
A Popular History of Astronomy During the Nineteenth Century, Fourth Edition
A Review of General Chemistry
A Simple Guide to Backyard Astronomy
A Text Book for High School Students Studying Physics
A Tour of Triangle Geometry
About Life: Concepts in Modern Biology
Advanced Mathematics for Engineers
Advanced Microwave Circuits and Systems
Advances in Computer Science and IT
Advances in Evolutionary Algorithms
Advances in Geoscience and Remote Sensing
Advances in Human Computer Interaction
AMPL: A Modeling Language for Mathematical Programming
An Introduction to Elementary Particles
An Introduction to Higher Mathematics
An Introduction to Many Worlds in Quantum Computation
An Introduction to Mathematical Reasoning
An Introduction to Mathematics
An Introduction to Proofs and the Mathematical Vernacular
An Introduction to Relativistic Quantum Mechanics
Astronomy with an Opera-Glass
Basic Algebra, Topology and Differential Calculus
Basic Concepts of Mathematics
Basic Concepts of Thermodynamics
Basic Concepts of Thermodynamics Chapter 1
Basic Math: Quick Reference eBook
Basic Mathematics for Astronomy
Basic Positional Astronomy
Basic Principles of Classical and Statistical Thermodynamics
Basic Principles of Physics
Biochemistry (practice book)
Board Notes for Particle Physics
Celestial Navigation, Elementary Astronomy, Piloting
Circuit QED — Lecture Notes
Computational Introduction to Number Theory and Algebra
Computational Physics with Python
Consistent Quantum Theory
Crude Oil Emulsions- Composition Stability and Characterization
Decoherence: Basic Concepts and Their Interpretation
Do We Really Understand Quantum Mechanics?
Dr. Donald Luttermoser’s Physics Notes
Earthquake Research and Analysis
Earthquake-Resistant Structures – Design, Assessment and Rehabilitation
Electromagnetic Field Theory
Elementary Mathematical Astronomy
Elementary Linear Algebra
Elementary Particle Physics in a Nutshell
Elementary Particles in Physics
Embedded Systems – Theory and Design Methodology
Encyclopaedia of Mathematics
Encyclopedia of Astrophysics
Engineering Mathematics 1
Engineering Mathematics with Tables
Essential Engineering Mathematics
Exoplanet Observing for Amateurs
Experimental Particle Physics
Foundations of Nonstandard Analysis
Frequently Asked Questions about Calendars
Fundamental Concepts of Mathematics
Fundamentals of Analysis (Chen W.W.L)
Further Mathematical Methods
Geometry and Group Theory
Geometry Formulas and Facts
Geometry, Topology and Physics
Geometry, Topology, Localization and Galois Symmetry
Handbook of Formulae and Physical Constants
High School Mathematics Extensions
Higher Mathematics for Engineers and Physicists
Homeomorphisms in Analysis
How to Use Experimental Data to Compute the Probability of Your Theory
Intrinsic Geometry of Surfaces
Introduction to Astronomy and Cosmology
Introduction to Cancer Biology
Introduction to Chemistry
Introduction to Cosmology
Introduction to Elementary Particles
Introduction to General Relativity
Introduction To Finite Mathematics
Introduction to Particle Physics Notes
Introduction to PID Controllers
Introduction to Quantum Mechanics with Applications to Chemistry
Introduction to Quantum Noise, Measurement and Amplification
Introduction to Social Network Methods
Introduction to String Field Theory
Introduction to the Time Evolution of Open Quantum Systems
Introduction to Quantum Mechanics
Introductory Computational Physics
Laboratory Manual for Introductory Physics
Lecture Notes in Discrete Mathematics
Lecture Notes in Quantum Mechanics
Lecture Notes in Nuclear and Particle Physics
Lecture Notes in Particle Physics
Lecture Notes on General Relativity
Lectures on Astronomy, Astrophysics, and Cosmology
Lectures on Particle Physics
Lectures on Riemann Zeta-Function
Mathematical Analysis I(Zakon E)
Mathematical Methods for Physical Sciences
Mathematical Methods of Engineering Analysis
Mathematics, Basic Math and Algebra
Mathematics for Computer Science
Mathematics for Computer Science
Mathematics for Computer Scientists
Mathematics For Engineering Students
Music: A Mathematical Offering
New Frontiers in Graph Theory
Noise Control, Reduction and Cancellation Solutions in Engineering
Nondestructive Testing Methods and New Applications
Notes on Elementary Particle Physics
Notes on Quantum Mechanics
Observing the Sky from 30S
Operating Systems: Three Easy Pieces
Particle Physics Course Univ. Cape Town
Particle Physics Lecture Notes
Perspectives in Quantum Physics: Epistemological, Ontological and Pedagogical
Practical Astronomy for Engineers
Preparing for College Physics
Primer Of Celestial Navigation
Principal Component Analysis – Multidisciplinary Applications
Publications of the Astronomical Society of the Pacific Volume 1
Quantum Dissipative Systems
Quantum Information Theory
Quantum Mechanics: A Graduate Course
Quantum Mechanics: An Intermediate Level Course
Quantum Theory of Many-Particle Systems
Relativistic Quantum Dynamics
Relativity: The Special and General Theory
Review of Basic Mathematics
Riemann Surfaces, Dynamics and Geometry Course Notes
Short History of Astronomy
Sintering of Ceramics – New Emerging Techniques
Some Basic Principles from Astronomy
Street-Fighting Mathematics
Supernova Remnants: The X-ray Perspective
Superspace: One Thousand and One Lessons in Supersymmetry
The Astrobiology Primer: An Outline of General Knowledge
The Astronomy and the Bible
The Astronomy of the Bible: An Elementary Commentary on the Astronomical References of Holy Scripture
The Basic Paradoxes of Statistical Classical Physics and Quantum Mechanics
The Beginning and the End
The Beginning and the End of the Universe
The Complete Idiot’s Guide to the Sun
The Convenient Setting of Global Analysis
The Eightfold Way: The Beauty of Klein’s Quartic Curve
The General Theory of Relativity
The Geology of Terrestrial Planets
The Geometry of the Sphere
The Handbook of Essential Mathematics
The Moon: A Full Description and Map of its Principal Physical Features
The Origin of Mass in Particle Physics
The Particle Detector Brief Book
The Physics Hypertextbook
The Physics of Quantum Mechanics
The Small n Problem in High Energy Physics
The Wonder Book of Knowledge
The World According to the Hubble Space Telescope
The Zij as-Sanjari of Gregory Chioniades (June 27, 2009)
Three Dimensional Geometry
Utility of Quaternions in Physics