**Notes on Categories and Groupoids**

by P. J. Higgins

**Publisher**: Van Nostrand Reinhold 1971**ISBN/ASIN**: 0442034067**ISBN-13**: 9780442034061**Number of pages**: 195

**Description**:

This book presents a self-contained account of the elementary theory of groupoids and some of its uses in group theory and topology. Category theory appears as a secondary topic whenever it is relevant to the main issue, and its treatment is by no means systematic.

Download or read it online for free here:

**Download link**

(14MB, PDF)

## Similar books

**Galois Groups and Fundamental Groups**

by

**Leila Schneps**-

**Cambridge University Press**

This book contains eight articles which focus on presenting recently developed new aspects of the theory of Galois groups and fundamental groups, avoiding classical aspects which have already been developed at length in the standard literature.

(

**9037**views)

**Groups as Graphs**

by

**W. B. V. Kandasamy, F. Smarandache**-

**CuArt**

In this book, for the first time, the authors represented every finite group in the form of a graph. This study is significant because properties of groups can be immediately obtained by looking at the graphs of the groups.

(

**7559**views)

**Groups Around Us**

by

**Pavel Etingof**-

**Massachusetts Institute of Technology**

These are notes of a mini-course of group theory for high school students. This course covers the most basic parts of group theory with many applications. The notes contain many exercises, which are necessary for understanding the main text.

(

**550**views)

**Geometry and Group Theory**

by

**Christopher Pope**-

**Texas A&M University**

Lecture notes on Geometry and Group Theory. In this course, we develop the basic notions of Manifolds and Geometry, with applications in physics, and also we develop the basic notions of the theory of Lie Groups, and their applications in physics.

(

**13240**views)