Related papers: Quantum Computation, Categorical Semantics and Lin…

The paper was retracted.

This paper has been withdrawn by the author, as it is now incorporated in 0901.4506 (v4)

This paper has been withdrawn

This paper has been withdrawn, because it is subsumed by the new preprint arXiv:0806.4540 .

This entry has been removed since we are an archive and not an advertisement space.

This paper has been withdrawn by the author.

The paper is taken out with immediate effect.

The paper has been withdrawn.

This paper has been withdrawn by the author due to the incorrect argument for the security.

This paper has been withdrawn

This paper was withdrawn by the authors.

The paper has been withdrawn

This paper was withdrawn by the author.

This paper has been withdrawn.

This paper has been withdrawn

This paper has been withdrawn by the authors

This article has been withdrawn.

This paper has been withdrawn by the author.

This paper has been withdrawn

This paper has been withdrawn by the author since the comments have been withdrawn.