Related papers: Charge State Measurement and Persistent Current in…

This paper has been withdrawn by the author due to rewritting and skipping crucial sign errors.

This paper has been withdrawn due to an error. We plan to replace it with a corrected version.

This paper has been withdrawn by the author due to a crucial error in the force equation.

This paper has been withdrawn by the author due to a crucial sign error in equation 1

This paper has been withdrawn by the author due to an error in the proof of Proposition 4.8.

This paper was withdrawn by arXiv administrators. It is an erroneous duplicate submission of math.NA/0405095.

This paper has been withdrawn by the author.

There are several serious errors in this paper. I thought to have time to fix it, but it did not occur for years. So I withdraw 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This paper has been withdrawn by the author due to a crucial sign error in equation 1

This paper has been withdrawn by the author(s), due to a crucial error in eq. 6.

This paper has been withdrawn by the authors due to a crucial error in calculation.

This paper has been withdrawn by the authors.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This paper has been withdrawn by the authors

This paper has been withdrawn by the author due to a crucial error in the Proof of Theorem 0.3

This paper was withdrawn by the author due to a fatal error.

This article has been withdrawn by the authors.

This paper has been withdrawn because of serious errors.

This paper has been withdrawn by the author due to the paper does not belong to Condensed Matter field.

This paper was withdrawn by the authors.

This paper has been withdrawn by the author due to a crucial error in the proof of Theorem 1.