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This book was begun as a result of the author's experience in teaching some classes in English in the night preparatory department of the Carnegie Technical Schools of Pittsburg.

The purpose of this book is to teach new programmers and scientists about the basics of High Performance Computing. This book speaks to the practicing chemistry student, physicist, or biologist who need to write and run their programs as part of their research.

Textbook on Basic Microeconomics

“The Survival of Civilization is regarded by a growing movement worldwide as a blueprint for the survival of the Earth, restoring ecological balance and, perhaps, even recreating Eden.

The aim of these lecture notes is to provide an introduction to methods and techniques used in the numerical solution of simple (non-relativistic) quantum-mechanical problems, with special emphasis on atomic and condensed-matter physics.

To broaden access and encourage community creation, College Physics is “open source” licensed under a Creative Commons Attribution (CC-BY) license. Everyone is invited to submit examples, emerging research, and other feedback to enhance and strengthen the material and keep it current and...

This is the only translation of Proclus masterwork Platonic Theology, consisting of six books plus one added by Thomas Taylor. It is the main work of Proclus and should be studied together with his commentaries on the Timaeus and Parmenides. Its depth can be hardly overrated and you may need to...

This zine does not even try to be a comprehensive guide to radiation. There are some good references cited along the way for further reading.

Math textbook for Grade 10 students.

This book was published by Free High School Science Texts Project to provide a material for the students of Grade 12 on the subject of Mathematics.