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		 I guess I used to know math - well enough to scrape through a math/phys degree.  But I've done so much since then that it's all vanished.   Occasionally I pull out a bit of astrophysics just to see how weird it looks.    
 
Oh - and theres an "i" in "their".   Yes?   : > 
		
		
		
		
		
		
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