An introduction to the bosonic string
@inproceedings{Polchinski1998AnIT,
title={An introduction to the bosonic string},
author={J. Polchinski},
year={1998}
}Foreword Preface Notation 1. A first look at strings 2. Conformal field theory 3. The Polyakov path integral 4. The string spectrum 5. The string S-matrix 6. Tree-level amplitudes 7. One-loop amplitudes 8. Toroidal compactification and T-duality 9. Higher order amplitudes Appendix A: a short course on path integrals References Glossary Index.