Related papers: Klein geometries and stable nonlinear Spencer sequ…

This paper has been withdrawn due to a missing hypothesis in the main statement.

This paper has been withdrawn by the authors. This is due to the fact that it has been substantially revised. As a consequence title and aim of the contents

This paper has been withdrawn by the author due to the unsure solution to the Dyson-Schwinger equation.

This paper has been withdrawn by the authors due to its publication

This paper has been withdrawn by the authors, due to inappropriate discussions in Discussions.

This paper has been temporarily withdrawn by the authors.

The paper was withdrawn by the author. Further research is needed.

This paper has been withdrawn by the authors, due to a crucial error in beta functions.

This paper has been withdrawn by the authors due to the fact that the webs considered in the paper are ``Veronese-like webs'' which are different from Veronese webs.

This paper has been withdrawn by the author.

This paper has been withdrawn

This paper has been withdrawn

This paper has been withdrawn by the authors due to a gap in the proof of the main result (in 5.3).

This paper has been withdrawn at the author's request.

This paper has been withdrawn.

This paper has been withdrawn by the author.

This paper has been withdrawn by the author, because a better treatment is given in the author's Phd. thesis (Sections 3.4.6 and 4.4), now available on the arxiv.

This paper has been withdrawn by the authors due to the fact that the conjecture has indeed already long been established.

This paper has been withdrawn by the authors, due a oversimplified decoherence model. It will be substituted by a new work.

The paper has been withdrawn by the author as the main technical result (Th. 4.6) is false, as well as Corol. 4.3 on which it is based. The question of oscillation stability of the Urysohn space remains therefore open.