Related papers: Generalized Continuous Variables Quantum Key Distr…

This paper has been withdrawn by the authors because the paper is largely revised and improved, and to appear in Mechanics Research Communications.

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This paper has been withdrawn due to an incorrect proof.

This paper has been withdrawn by the author, due to a significant error in section 4.3.1.

This paper has been withdrawn as it has been superseded by postings arXiv:quant-ph/0702147 and arXiv:0712.2935

This paper has been withdrawn while the author verifies the literature.

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This paper has been withdrawn by the author due to a crucial error.

The paper has been withdrawn by the author, due to it being fundamentally flawed. The author apologizes for any inconvenience it may have caused.

This paper has been withdrawn by the authors as they feel it inappropriate to publish this paper for the time being.

This paper has been withdrawn because the first author submitted the paper without previously consulting the rest of the authors.

This paper has been withdrawn by the author due to an error.

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This paper has been withdrawn by the author due to a crucial errors.

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This paper was withdrawn by the author because severe errors were discovered.

This paper has been withdrawn by the author due to some errors.