Comment Comment by mdxn Withdrawn already"The paper has been withdrawn due to a mistake in the last line of the proof--it does not hold for n=0. Thanks to Terry Tao for pointing out this crucial gap" parent mdxn 10 years ago
"The paper has been withdrawn due to a mistake in the last line of the proof--it does not hold for n=0. Thanks to Terry Tao for pointing out this crucial gap"