Related papers: What we think about multiparticle amplitudes
This paper is being withdrawn by the authors in order to correct some errors and also to introduce improved theoretical techniques.
This paper has been withdrawn by the authors.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This paper has been withdrawn by the author because in the main text some discussion parts were inadvertently added by mistake.
The paper has been withdrawn by the author.
We withdraw this paper due to insufficient arguments in the derivation of Theorem 1. See quant-ph/0005062 for the new paper
The paper has benn withdrawn because the computation of the external virial contains an error which invalidate the main result.
This paper has been withdrawn. It was an early draft submitted prematurely in error. A complete version is to be submitted shortly.
This paper has been withdrawn by the author due to an error in the last paragraph of step 2 of the main proof, on page 6.
This paper has been withdrawn due to non-clearness of some technical points, as well as lack of a reasonable statement of quantization conjecture.
This paper was withdrawn by the author because severe errors were discovered.
This paper is withdrawn because the results in the paper are included in a paper to be published in Mathematical and Computer Modelling.
This paper has been withdrawn by the author due to some problems.
This paper has been withdrawn.
This paper has been withdrawn by the author
The paper has been withdrawn by authors. The issues studied in this paper were changed so much that we have published a new paper considering these issues. See hep-th/0406074
This paper has been withdrawn by the authors due to an unlikely results.
This paper has been withdrawn by the author, due to errors in the figures.
This paper has been withdrawn by the author due to rewritting and skipping crucial sign errors.
This paper has been withdrawn by the authors as they feel it inappropriate to publish this paper for the time being.
The paper is withdrawn by the author because it is superseded by cond-mat/0303357 .