Related papers: The module structure of the Sobolev limits
This paper has been withdrawn due to a crucial error in the proof of the main theorem
This paper has been withdrawn by the author due to a serious mistake on Lemma 2.4.
This paper has been withdrawn by the author due to an error in the proof of Theorem 1.
This paper has been withdrawn by the author, due to an error in Proposition 2.2.
This paper was withdrawn by the authors. Lemma 5.1 is wrong.
This paper has been withdrawn by the author due to a gap in the proof of Lemma 3.4
This paper has been withdrawn because of serious errors.
This paper has been withdrawn by the authors, due to an error in the proof of Lemma 3.1.
This paper has been withdrawn by the author because Lemma 3 is incorrect. This mistake is crucial in this paper.
The paper has been withdrawn due to an error in Lemma 1.
This paper has been withdrawn by the author due to a crucial error.
This paper has been withdrawn by the author due to a crucial sign error in equation 1.
This paper has been withdrawn by the author due to a crucial sign error in equation 1.
This paper has been withdrawn by the author(s), due a mistake of factor 1/2.
This paper has been withdrawn by the author because there is a gap in Lemma 9.
This paper has been withdrawn due to a crucial theoretical error.
We withdraw this paper due to insufficient arguments in the derivation of Theorem 1. See quant-ph/0005062 for the new paper
This paper has been withdrawn by the author, due a critical mistake on page 3.
This paper has been withdrawn by the author due to a crucial mistakes.
The paper has been withdrawn due to an error in the main theorem.