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#6
08-01-2005, 01:14 AM
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Re: Pure probability question
[ QUOTE ]
Answer in white: <font color="white">e=1+1+1/2+1/6+1/24+...+1/n!+... The probability that the sum of the first n is at most 1 is 1/n!. </font> [/ QUOTE ] pzhon, i can verify this by doing the multiple integral directly for the first few terms, but i don't see the trick behind this one line proof. can you explain? 
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