Related papers: Branes at Angles and Resolution of Orbifold Singul…

This paper has been withdrawn. (Reason) Its contents have been entirely superseded by the contents of the articles arXiv:0809.3444 and arXiv:0705.3070. There is no profitable reason to keep it alive. No material on it is however wrong.

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This paper has been withdrawn: it has been merged with the preprint to which it refers.

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A modified version of this paper is under process and with a new title and abstract. Hence, this version of the article is completely withdrawn.

This paper has been withdrawn by the author, due to an error in the proof of Theorem 3.8.

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This paper has been withdrawn because of serious errors.

This manuscript has been withdrawn by the author. Some of the material has been included in the manuscript 'Embedded Monopoles' at hep-th/0106254.

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This paper has been withdrawn by the authors, due to problems with the derivation of the main rate equation.