On the No-ghost Theorem in String Theory
High Energy Physics - Theory
2009-11-11 v3
Abstract
We give a simple proof of the no-ghost theorem in the critical bosonic string theory by using a similarity transformation.
Keywords
Cite
@article{arxiv.hep-th/0607105,
title = {On the No-ghost Theorem in String Theory},
author = {Kazuyuki Furuuchi and Nobuyoshi Ohta},
journal= {arXiv preprint arXiv:hep-th/0607105},
year = {2009}
}
Comments
5 pages, v2: a note added and a ref. added, v3: minor refinement of wording, published version