Related papers: A Highly Efficient Parallel Algorithm for Computin…

The paper has been withdrawn due to a crucial error in section 3.

This paper has been withdrawn by the author(s), due a mistake of factor 1/2.

This paper has been withdrawn by the author, due an error in the proof of Proposion 2.13.

This paper is withdrawn.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

This paper has been withdrawn by the author(s), due a crucial error on the entanglement of $\Gamma$ registers.

This submission has been withdrawn at the request of the author.

This paper has been withdrawn since it was an inadvertant double submission. An updated version of the original submission can be found at quant-ph/0505131

This paper is currently withdrawn and is being revised by the authors.

This paper has been withdrawn.

This paper has been withdrawn by the author, because a better treatment is given in the author's Phd. thesis (Sections 3.4.6 and 4.4), now available on the arxiv.

This paper has been withdrawn by the authors.

This paper has been withdrawn by the author, since one of the key results duplicates existing work, as pointed out by a reader. I am currently revising the manuscript.

The paper has been withdrawn by the author.

This paper has been withdrawn by the authors due to a fatal flaw in the central proof.

This paper has been withdrawn because it is a duplicate of [math/0609208].

%auto-ignore This paper has been withdrawn by the author, due to a crucial error.

This paper has been withdrawn by the author due to new results to be added.

%auto-ignore This paper has been withdrawn by the authors.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author