**Introduction to String Theory**

by Gerard 't Hooft

**Publisher**: Utrecht University 2004**Number of pages**: 79

**Description**:

Contents: strings in QCD, the classical string, open and closed strings, quantization, Lorentz invariance, interactions and vertex operators, BRST quantization, the Polyakov path integral, T-Duality, complex coordinates, fermions in strings, the GSO projection, zero modes, etc.

Download or read it online for free here:

**Download link**

(450KB, PDF)

## Similar books

**A solution manual for Polchinski's**

by

**Matthew Headrick**-

**arXiv**

The author present detailed solutions to 81 of the 202 problems in J. Polchinski's two-volume textbook 'String Theory', the most comprehensive text addressing the discoveries of the superstring revolutions of the early to mid 1990's.

(

**10613**views)

**Kac-Moody Algebras in M-theory**

by

**Sophie de Buyl**-

**arXiv.org**

Contents: A First Approach; General Framework; Homogeneous Cosmologies; Oxidation; Hyperbolic Algebras; General Framework; Dirac Fermions; Eleven Dimensional Supergravity; Dualities and Signatures of G++ Invariant Theories; etc.

(

**7226**views)

**String Theory: a perspective over the last 25 years**

by

**Sunil Mukhi**-

**arXiv**

This text provides some historical background and then reviews developments in string theory over the last twenty-five years. Both perturbative and non-perturbative approaches are surveyed and their impact on how we view quantum gravity is analysed.

(

**9669**views)

**String Theory**

by

**David Tong**-

**University of Cambridge**

These lecture notes provide a detailed introduction to the bosonic string and conformal field theory. The text is aimed at beginning graduate students. It assumes a working knowledge of quantum field theory and general relativity.

(

**8963**views)