Related papers: Optimality of the Heisenberg limit for continuous-…

This paper has been withdrawn by the author, due to an error in relation (11).

This paper has been withdrawn at the author's request.

This paper has been withdrawn by the author because Lemma 3 is incorrect. This mistake is crucial in this paper.

This paper has been withdrawn by the author due to a crucial sign error in equation 1.

This paper has been withdrawn by the author due to a crucial mistakes.

The paper has been withdrawn by the author, due to it being fundamentally flawed. The author apologizes for any inconvenience it may have caused.

This paper has been withdrawn by the author due to unspecified problems.

This paper has been withdrawn by the authors due to some technical problems in the paper.

The paper has been withdrawn.

This paper has been withdrawn by the author due to a crucial sign error in Proposition 3.1.

This paper has been withdrawn by the authors due to a crucial error.

This paper has been withdrawn by the author due to a crucial error in the proof of Lemma 2.2.

This paper has been withdrawn by the author(s), due a crucial error on the entanglement of $\Gamma$ registers.

The paper has been withdrawn by the author due to a crucial error.

This paper has been withdrawn because of serious errors.

This paper has been withdrawn by the author due to a serious flaw that needs to be fixed. That is in progress by the author.

This paper has been withdrawn by the author, due to a crucial error in the proof of Lemma 3.1.

This paper was withdrawn (temporarily?) by the author since an error needs to be corrected.

This paper has been withdrawn by the authors, due an error involving the weak* convergence argument in section 2

This paper has been withdrawn by the author, due to the insecurity against attacks received in quant-ph/0605027v5.