Related papers: Reducing the Number of Elements in Linear and Plan…

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This paper has been withdrawn by the author due to a crucial error in the formulation.

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This paper has been withdrawn by the authors due to new experimental results.

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This paper has been withdrawn by the author due to a crucial sign error in equation 1

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This paper has been withdrawn by the author(s) due to the discussion was made on the basis of linear term merely, which is incomplete.

This paper has been withdrawn by the author due to a crucial sign error in equation 1

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