In this page, you will find all files for all editions of Prof. B.A.
Sethuraman's textbook A Gentle
Introduction to Abstract Algebra. This textbook is regularly
used in Math 360, the upper division
one-semester introductory course in abstract algebra here at CSUN. It
is written under the GNU Free Documentation License: it is therefore
"copylefted." Anyone is free to "copy, distribute and/or modify this
document" provided you do so
"under the terms of the GNU Free Documentation License, Version 1.3 or
any later version published by the Free Software Foundation." More
information about this license can be obtained at fsf.org. A copy of the
license is also included in the textbook.