Related papers: A relation between the Knizhnik--Zamolodchikov and…

This paper has been withdrawn by the author due to an error in the proof of Theorem 1.

This paper has been withdrawn.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

We consider Knizhnik-Zamolodchikov system of linear differential equations. The coefficients of this system are rational functions. We prove that under some conditions the solution of KZ system is rational too. This assertion confirms…

This paper has been withdrawn by the author(s) in the light of several other works available and due to a misunderstanding in the authorships.

This paper has been withdrawn due to disagreement of suggested results and methods between authors.

This paper is withdrawn.

This paper has been withdraw by the auhor due to a mistake in classification of the algebra

This paper was withdrawn by the authors.

This paper has been withdrawn by the author, due to a crucial error in the proof of Thm.1

This paper has been withdrawn by the author due to a crucial argument error at p.10.

In this paper we strengthen the results of [SV] by presenting their derived version. Namely, we define a "derived Knizhnik - Zamolodchikov connection"\ and identify it with a "derived Gauss - Manin connection".

The paper is withdrawn.

This paper has been withdrawn by the author.

This paper has been withdrawn by the authors.

This paper has been withdrawn because it is a duplicate of [math/0609208].

This paper has been withdrawn due to non-clearness of some technical points, as well as lack of a reasonable statement of quantization conjecture.

This paper has been withdrawn.

This paper has been withdrawn by the author due to a crucial error.

This paper has been withdrawn by the author

This paper has been withdrawn by the authors in order to replace it with a more correct treatment. The basic results remain the same but the treatment is more rigorously correct.