相关论文: An invariant for flat virtual knots

This paper has been withdrawn by the author due to an error in the derivation.

This paper has been withdrawn.

This paper has been withdrawn.

This paper has been withdrawn by the authors, due a crucial error.

This paper has been withdrawn due to fundamental errors.

This paper has been withdrawn.

This paper has been withdrawn by the author due to rewritting and skipping crucial sign errors.

There are several serious errors in this paper. I thought to have time to fix it, but it did not occur for years. So I withdraw this paper.

This paper has been withdrawn due to an incorrect analysis in Section 4.

This paper has been withdrawn due to non-clearness of some technical points, as well as lack of a reasonable statement of quantization conjecture.

The paper is withdrawn.

The paper has been withdrawn by the author.

This paper has been withdrawn by the author due to a crucial error in the definition of homomorphism.

This paper has been withdrawn by the author due to a serious mistake on Lemma 2.4.

This paper has been withdrawn by the author.

This paper has been withdrawn

This paper has been withdrawn by the author, due to an error in the proof of Theorem 3.8.

This paper has been withdrawn by the author.

This paper has been withdrawn by the authors due to need of essential revision.

This paper was withdrawn (temporarily?) by the author since an error needs to be corrected.