Related papers: Regev's theorem via rectangles

This paper is withdrawn because of an error in Lemma 3.1

This paper has been withdrawn by the author due to an error in equations 39 and 41.

There are some problems with this paper, and it is being withdrawn.

This paper has been withdrawn by the author due to serious error found in main argument.

This paper has been withdrawn by the author due to a serious gap in the proof of the main theorem.

This paper has been withdrawn by the author due to a crucial mistakes.

This paper has been withdrawn.

Major mistake. The paper has been withdrawn.

This paper has been withdrawn by the author due to a crucial argument error at p.10.

This paper has been withdrawn by the author due to an erro thereon line -2 of page 4.

This paper has been withdrawn by the author, due a crucial error in the optimization. For the last one month I have been trying to remove the error, but it seems to take a lot of time so I decided to withdraw this paper for the moment.

This paper has been withdrawn by the author because Lemma 3 is incorrect. This mistake is crucial in this paper.

This paper has been withdrawn by the author due to a crucial error in eq.59. I apologize for the inconveniences.

This paper has been withdrawn by the author, due an error in the proof of Proposion 2.13.

This paper has been withdrawn.

This paper has been withdrawn by the author because the conclusions reached in it are incorrect.

This paper has been withdrawn by the author due to errors and bad formalization.

This paper has been withdrawn by the author due to the incorrect argument for the security.

This paper is withdrawn. We found a mistake in Lemma 4.1

This paper has been withdrawn by the author due to a crucial sign error in equation 1.