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This paper is withdrawn because the results in the paper are included in a paper to be published in Mathematical and Computer Modelling.

This paper has been withdrawn by the author, due to an error in Proposition 2.2.

This paper has been withdrawn by the authors because the paper is largely revised and improved, and to appear in Mechanics Research Communications.

This paper has been withdrawn.

This paper has been withdrawn due to non-clearness of some technical points, as well as lack of a reasonable statement of quantization conjecture.

This paper has been withdrawn by the author, since the author does not have enough time to answer every questions on this result.

This paper has been withdrawn by the author due to the unsure solution to the Dyson-Schwinger equation.

This paper has been withdrawn.

This paper has been withdrawn by the author ali pourmohammad.

The paper was withdrawn by the author.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

This paper has been withdrawn by the author, due to possible counter-examples.

The paper has been withdrawn.

This paper has been withdrawn because the content has been substantially improved in a later paper, arXiv:0806.1165.

The paper is being withdrawn. A new submission will follow.

This paper has been withdrawn by the author(s), due the final version in math.QA/0604564

The paper has been withdrawn by the author.

This paper has been withdrawn by the author due a few mistakes in the paper.

This paper has been withdrawn by the author.

This paper has been withdrawn at the author's request.

This paper has been withdrawn by the author due to its main result being included in cond-mat/0403309 by the same author.