Related papers: On the enhancement of \Lambda_Q decay rate

There are several serious errors in this paper. I thought to have time to fix it, but it did not occur for years. So I withdraw this paper.

The paper has heen withdrawn.

This paper has been withdrawn by the author due to a error in attachment of source file.

This paper has been withdrawn by the author due to rewritting and skipping crucial sign errors.

This paper is withdrawn due to some errors, which are corrected in arXiv:0912.0071v4 [cs.LG].

This paper has been withdrawn by the author, as it is now incorporated in 0901.4506 (v4)

This paper is withdrawn. See quant-ph/9806031 for a discussion.

This paper has been withdrawn due to a crucial error in the proof of the main theorem

The paper has been withdrawn

This paper has been withdrawn by the author since the comments have been withdrawn.

This paper has been withdrawn by the author due to an error in the proof.

This paper has been withdrawn by the author due to a gap in the proof of the main result.

This paper has been withdrawn, as all conjectures (and one claim) have been proven incorrect. Some of what remains may eventually reappear in a different context.

This paper has been withdrawn by the author due to the incorrect argument for the security.

The paper has been withdrawn

This paper has been withdrawn by the author, due to the insecurity against attacks received in quant-ph/0605027v5.

This paper has been withdrawn by the author due to a crucial error in eq.59. I apologize for the inconveniences.

This paper has been withdrawn by the author, due a critical mistake on page 3.

This paper has been withdrawn due to an error, and no further revisions will be made.

The paper has been withdrawn due to a crucial error in section 3.