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S Nov 21 at 12:28 history suggested The Amplitwist CC BY-SA 4.0
fixed incorrect MathSciNet link
Nov 21 at 11:46 review Suggested edits
S Nov 21 at 12:28
Jan 15, 2012 at 5:25 comment added Matt Brin I agree. It only reinforces it. I thought it might have some relevant information, but I am not surprised that it does not. In the meanwhile, Vitali's response has me fairly convinced that the two definitions are equivalent, but I have not thought it through.
Jan 14, 2012 at 20:01 comment added Malte Thank you for pointing out this article, I didn't know about it. However, it doesn't seem to answer the question.
Jan 13, 2012 at 17:57 history answered Matt Brin CC BY-SA 3.0