Related papers: Exchangeable equilibria contradict exactness of th…

This paper was withdrawn by arXiv admin due to authors' misrepresentation of identity/affiliation.

The paper has been withdrawn by authors.

This paper has been withdrawn by the author because there are some typos in proofs.

This paper has been withdrawn by the author(s), due a crucial sign error in conclusion .

This paper has been withdrawn due to an error in one of the equations in the extended portion.

This paper has been withdrawn by the authors due to the paper is far from complishment.

This paper has been withdrawn by the authors.

This paper has been withdrawn by the author. It will be replaced, substantially modified, by sections of the author's completed PhD thesis.

This paper has been withdrawn by the author(s), due an error in the proof.

This paper has been withdrawn by the author because the conclusions reached in it are incorrect.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author due to a crucial sign error in equation (5).

The paper has been withdrawn

This paper has been withdrawn by the corresponding author because the newest version is now published in Discrete Applied Mathematics.

This paper has been withdrawn by the authors.

This paper has been withdrawn by the author due to the inaccurate result.

This paper has been withdrawn by the authors due to a mistake in the proof of the chief result. In particular Theorem 1.3 is correct, while Theorem 1.1 and Theorem 1.2 hold with \mu>0 and a suitable restriction on the exponent p. The proof…

This paper has been withdrawn by the author, since one of the key results duplicates existing work, as pointed out by a reader.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

This paper was withdrawn by the authors.

This paper has been withdrawn by the author due to the presented idea is wrong.