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Sorry. But the second paragraph of this article is mostly wrong and misleading. —Preceding unsigned comment added by 216.169.168.74 (talk • contribs) 22:43, May 31, 2008
So you should fix it up until it makes sense then :) fintler (talk)
Even the first paragraph needs enhancement, say, provide an explicit example involving internal degree(s) of freedom and reaction coordinates. —Preceding unsigned comment added by 173.26.252.42 (talk) 21:57, 16 November 2009 (UTC)[reply]