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Old 09-01-2005, 11:00 PM
BillC BillC is offline
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Join Date: Sep 2002
Posts: 43
Default Re: Am I stupid? I can\'t fit these two concepts into any type of harmony.

The expected value of the bankroll is a decreasing function of time. It has a negative derivative, i.e., a negative growth rate.

Do not confuse the expected bankroll's rate of change with positive expectation on a particular bet, or series of bets.
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