**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

**Group Characters, Symmetric Functions, and the Hecke Algebra**

by

**David M. Goldschmidt**-

**American Mathematical Society**

The book covers a set of interrelated topics, presenting a self-contained exposition of the algebra behind the Jones polynomial along with various excursions into related areas. Directed at graduate students and mathematicians.

(

**8070**views)

**Group Theory: Birdtracks, Lie's, and Exceptional Groups**

by

**Predrag Cvitanovic**-

**Princeton University Press**

A book on the theory of Lie groups for researchers and graduate students in theoretical physics and mathematics. It answers what Lie groups preserve trilinear, quadrilinear, and higher order invariants. Written in a lively and personable style.

(

**10948**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.

(

**990**views)

**Smarandache Semigroups**

by

**W. B. Vasantha Kandasamy**-

**American Research Press**

The Smarandache semigroups exhibit properties of both a group and a semigroup simultaneously. This book assumes the reader to have a good background on group theory; we give some recollection about groups and some of its properties for reference.

(

**6333**views)