Related papers: Propositional Manifolds

This paper has been withdrawn by the authors due to its publication

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This paper has been withdrawn by the author due to an error in the proof of Proposition 4.8.

This paper is wrong and is therefore withdrawn.

This paper has been withdrawn by the author because there are some typos in proofs.

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This paper has been withdrawn by the authors due to some technical problems in the paper.

This paper has been withdrawn pending revision.

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This paper has been withdrawn by the author.

This paper has been withdrawn by the author, due to a crucial error in page 5.

This paper has been withdrawn by the authors because the paper is largely revised and improved, and to appear in Mechanics Research Communications.

This paper has been withdrawn by the author because the arguments presented in the paper is incomplete.

The authors have withdrawn this paper.

This paper has been withdrawn by author.

This paper has been withdrawn by the author due to a crucial error in the proof of Lemma 2.2.

This paper has been withdrawn.

This paper has been withdrawn by the author due to a crucial sign error in equation 1.

This paper has been withdrawn by the author(s), due to double submission. You can find it under: physics/0208019