Related papers: Withrawn paper

This paper has been withdrawn by the authors due to a fatal flaw in the central proof.

This paper has been withdrawn by the authors due to its publication

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This paper was withdrawn by the authors.

This paper has been withdrawn by the author due to an error in the last paragraph of step 2 of the main proof, on page 6.

This paper has been withdrawn by the author, due a crucial error in the optimization. For the last one month I have been trying to remove the error, but it seems to take a lot of time so I decided to withdraw this paper for the moment.

This paper has been withdrawn by the authors due to the crucial wrong assumption following Eq. 9.

This paper has been withdrawn by the author due to a crucial argument error at p.10.

This paper is wrong and is therefore withdrawn.

This paper has been withdrawn by the author due to some errors.

This paper has been withdrawn by the author.

This paper has been withdrawn by the authors due to some technical problems in the paper.

This paper was withdrawn by the author due to a fatal error.

This paper has been withdrawn by the author due to the presented idea is wrong.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author due to a errors in figure 3,4

This paper was withdrawn by the authors. The mistake in math.AG/0209223 affects also this paper.

This paper has been withdrawn by the author due to a crucial error.

This paper was withdrawn by the author due to an edition's rights

This paper has been withdrawn by the authors due to some errors.