Related papers: Category O over skew group rings

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This article has been replaced by arXiv:0807.3093

This paper has been withdrawn. The authors realized that the obtained results were not new.

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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 Hence, this version of the article is completely withdrawn.

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This paper has been withdrawn because the models on which it was based have undergone significant changes and improvements. A new paper with the same title, based on the improved models, is accepted for publication in MNRAS and is available…

This paper has been withdrawn by the author(s), due to the existence of a much better paper in http://arxiv.org/abs/cs.CR/0207027

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This paper has been withdrawn Abstract: This paper has been withdrawn by the author due to the publication.

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This paper has been withdrawn because the content has been substantially improved in a later paper, arXiv:0806.1165.

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This paper has been withdrawn by the author due to errors and bad formalization.

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This paper has been withdrawn by the author, since it is now a part of "Classical aspects of lightlike dimensional reduction" Class.Quant.Grav.23:7085-7110, 2006, gr-qc/0610011

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This paper was withdrawn by the authors.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