Related papers: Joint quantum measurements and Poisson bracket inv…

The authors have withdrawn this paper.

The paper has been withdrawn by authors.

Major mistake. The paper has been withdrawn.

This paper is withdrawn because the results in the paper are included in a paper to be published in Mathematical and Computer Modelling.

The paper is being withdrawn because of some theoretical inconsistencies.

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This paper has been withdrawn for the reasons mentioned in the Comments.

This paper has been withdrawn by the authors. We have discovered an error in the evaluation of the diagram, which invalidates our conclusion.

This paper has been temporarily withdrawn by the author(s),

This paper has been temporarily withdrawn for corrections.

This paper had been withdrawed

This paper has been withdrawn by the author(s), due the final version in math.QA/0604564

This paper has been withdrawn by the author.

This paper has been withdrawn.

This paper has been withdrawn by the author(s).The scheme presented is insecure.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author due to a misunderstanding.

This paper has been withdrawn.

This paper has been withdrawn by the authors

This paper has been withdrawn by the author due to extremely unscientific errors.