(January 9, 2009 at 1:46 pm)CoxRox Wrote:Well, yes, there is definitely more to it than I can sum up in a single sentence!(January 9, 2009 at 1:35 pm)allan175 Wrote: They are reasoning from the end again though. They are saying "we are here because of XXXXX which has to be exactly that value" however, if the value was different then *we* wouldn't be here (but something else might be).I get the feeling there's more to it than that although I see what you are saying.
They arrive at their figures for some of the "fine tuning" by working out the fact that if they were a tiny bit different then certain things wouldn't happen eg: if protons & neutrons were held together a bit more weakly then there wouldn't be any of the heavier elements.