Related papers: NP=PSPACE

This submission has been withdrawn at the request of the author.

This paper has been withdrawn Abstract: This paper has been withdrawn by the author due to the publication.

This paper has been withdrawn by the author because the conclusions reached in it are incorrect.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author because overcame by arXiv:0910.4694

This paper has been withdrawn.

This paper has been withdrawn by the author due to an error.

This paper has been withdrawn since it contains some discrepancy with othe authers's recent result. We will not post this until this discrepancy is resolved.

This paper has been withdrawn by the author due to a crucial error in the submission action.

This paper has been withdrawn by the author due to a crucial error.

This paper has been withdrawn

This paper has been withdrawn by the author.

This paper has been withdrawn.

This paper has been withdrawn.

This paper has been withdrawn by the author, due to necessity of revision.

This paper has been withdrawn by the author due to extremely unscientific errors.

This paper was withdrawn by the author. It turns out that similar ideas have been presented before. The author apologizes.

This paper was withdrawn (temporarily?)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

This paper has been withdrawn by the author(s) in the light of several other works available and due to a misunderstanding in the authorships.

This paper has been withdrawn by the author.