**What is String Theory?**

by Joseph Polchinski

**Publisher**: arXiv 1994**Number of pages**: 154

**Description**:

The first part is an introduction to conformal field theory and string perturbation theory. The second part deals with the search for a deeper answer to the question posed in the title. Contents: Conformal Field Theory; String Theory; Vacua and Dualities; String Field Theory or Not String Field Theory; Matrix Models.

Download or read it online for free here:

**Download link**

(1.1MB, PDF)

## Similar books

**Lectures on String Theory**

by

**Gleb Arutyunov**-

**Utrecht University**

The text covers the basic concepts of modern string theory: covariant and light-cone quantisation of bosonic and fermionic strings, geometry and topology of string world-sheets, vertex operators and string scattering amplitudes, etc.

(

**9414**views)

**Introduction to Superstring Theory**

by

**E. Kiritsis**-

**arXiv**

An introduction to superstring theory: classical strings, covariant and light-cone quantization, supersymmetric strings, anomaly cancelation, compactification, T-duality, supersymmetry breaking, and threshold corrections to low-energy couplings.

(

**10063**views)

**An Introduction to String Theory**

by

**James Bedford**-

**arXiv**

An introduction to string theory, focusing on the Bosonic string, but treating the superstring as well. A number of appendices on more advanced topics are also provided, including an introduction to orientifolds in various brane configurations.

(

**8373**views)

**An Introduction to Black Holes, Information and the String Theory Revolution**

by

**Leonard Susskind, James Lindesay**-

**OECD Publishing**

Leonard Susskind, one of the co-inventors of the Holographic Principle as well as one of the founders of String theory, develops and explains these concepts. This well-planned, stimulating and provocative book can be enthusiastically recommended.

(

**11829**views)