Related papers: Klein geometries and stable nonlinear Spencer sequ…

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This paper has been withdrawn by the author, due to a significant error in section 4.3.1.

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This paper has been withdrawn.

This paper has been withdrawn by the authors. We have discovered an error in the evaluation of the diagram, which invalidates our conclusion.

This paper has been withdrawn

The paper has been withdrawn by the authors.

This paper has been withdrawn by the authors. Significantly revised versions of the results of this paper are now available in arXiv:0707.0487v2 and arXiv:0808.3169v1.

%auto-ignore This paper has been withdrawn by the authors.

This paper has been withdrawn by the author.

This paper has been withdrawn.

The paper has been withdrawn.

This paper has been withdrawn by the authors. We have discovered an error in the evaluation of the diagram, which invalidates our conclusion.

This paper has been withdrawn by the authors.

This paper has been retracted.

The paper has been withdrawn by the authors

This paper has been withdrawn by the author.

This paper was withdrawn by the authors.

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 Hence, this version of the article is completely withdrawn.

This paper is withdrawn by the authors