Related papers: A Design for a Quantum Time Machine

This paper has been withdrawn by the author.

This paper has been withdrawn by the author(s).The scheme presented is insecure.

This paper has been withdrawn by the authors, due a oversimplified decoherence model. It will be substituted by a new work.

This paper is withdrawn

The paper was removed.

Major mistake. The paper has been withdrawn.

This paper has been withdrawn by the author(s), due to the existence of a much better paper in http://arxiv.org/abs/cs.CR/0207027

This paper has been withdrawn by the authors due to numerical problems to get viable results.

This paper has been withdrawn by the author due to similarity to the author's other paper

This paper has been withdrawn as it has been superseded by postings arXiv:quant-ph/0702147 and arXiv:0712.2935

This paper has been withdrawn by the author due to the presented idea is wrong.

This paper has been withdrawn by the author.

This paper has been withdrawn by the authour.

This paper has been withdrawn by the author, due to a crucial error in page 5.

The paper has been withdrawn due to numerical error.

The article is taken out.

This paper has been withdrawn by the authors.

This paper has been withdrawn due to non-clearness of some technical points, as well as lack of a reasonable statement of quantization conjecture.

This preprint has been withdrawn.

This paper has been withdrawn by the author due to errors.