相关论文: An unlikely result

This paper has been withdrawn by the author due to errors and bad formalization.

This paper has been withdrawn by the author(s), due the final version in math.QA/0604564

This paper has been withdrawn by the author due to essential mistakes in some previous versions.

This paper has been retracted, for obvious reasons.

This paper has been withdrawn

The paper has been withdrawn by the authors. The contents of the paper will be used in a future communication which will contain major addition and shift of focus.

This paper has been withdrawn by the author, due to the insecurity against attacks received in quant-ph/0605027v5.

This paper has been withdrawn by the author [arXiv admin].

This paper has been withdrawn by the authors

This paper has been withdrawn by the authors.

This submission has been withdrawn at the request of the author.

This paper has been withdrawn by the authors, due a crucial error.

The paper has been withdrawn by the author.

This paper has been withdrawn.

The paper has been withdrawn by the authors for modification.

This paper has been withdrawn by the authors. A substantially altered paper will be submitted incorporating major corrections, additions and improvements.

This paper has been withdrawn by the authors due to some technical problems in the paper.

The paper has been withdrawn.

This paper has been withdrawn by the author for further investigation.

This paper has been withdrawn: it does not evade the no-go results of Mayers, Lo and Chau, to whom I am most grateful for helpful correspondences.