Related papers: Optical theorem and cutting rules

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This paper has been withdrawn, because its material has been revised and became part of paper math.GT/0010184

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This paper has been withdrawn as it has been superseded by postings arXiv:quant-ph/0702147 and arXiv:0712.2935

This paper has been withdrawn by the author due to a crucial mistakes.

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This paper has been withdrawn by the author due to a crucial sign error in equation 1.

This paper has been withdrawn. It will be split into two separate papers. New results will be added in both papers.

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