Related papers: Fermat Curves and Brauer-Manin Obstructions

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This paper has been withdrawn by the authors due to an unlikely results.

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There have been gaps found in the proofs. The paper is withdrawn until further notice.

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This paper has been withdrawn by the authors, due a crucial mistake in Lemma 2

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This paper has been withdrawn due a crucial mistake due to a crucial mistake in the proof of Lemma 2.3.

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This paper has been retracted, for obvious reasons.

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This paper has been withdrawn by the author due to a crucial error in one of equation in (3).

This manuscript has been withdrawn due to less meaning.

This paper has been withdrawn by the author.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This paper has been withdrawn by the author due to errors.

This paper has been withdrawn by the author due to errors and bad formalization.