Re: martingale betting system question

In article <j0d0b15tq86g4jh4cqr9rduapi0iap3vql@xxxxxxx>,
David C. Ullrich <ullrich@xxxxxxxxxxxxxxxx> wrote:

>If there's no limit on the size of the bet and you have infinitely
>much money then the martingale _is_ a winning system, in the
>sense that (with probability 1) you will eventually win a bet,
>and at that point you will have made a profit of one unit.

And if it seems surprising that you can win, bear in mind that it's
assumed that you always have the choice of when to stop betting.
You can insist on making a bet but the casino can't.

>(Let's ignore the fact that if you have infinitely much
>money you haven't actually gained anything by winning one
>more unit.)

Well, you could just *borrow* an infinite amount of money.

-- Richard
.

Relevant Pages

  • Re: Kerviels Martingale
    ... But a Martingale isn't a guaranteed winner unless you have infinite ... The wager needed to recoup losses rises in a hockey stick curve as ... And if you have infinite money, ... You have to be a bit careful in finance Martingale has two meanings. ...
    (uk.politics.misc)
  • Re: Experimentals and flight training
    ... People do an infinite many things for an infinite many reasons, ... some tend to be successful and some tend to end up in a lot of money ... Another case pilot alone, just ... And if personal aviation does not grow to ...
    (rec.aviation.homebuilt)
  • Re: Odds of winning
    ... The theoretical systems is that you have infinite money. ... The basic problem is that it cannot be connected to real life in *any* ... Martingale scheme with a theoretical infinite amount of money. ...
    (rec.arts.sf.written)
  • Re: Re : martingale betting system question
    ... But, you can give infinite ... >>> money to everybody on earth, ... >> David C. Ullrich ...
    (sci.math)
  • Re: Kiddie question
    ... How can you combine equal probabilities of an event to get an unequal ... A population with infinite lifetimes and infinite breeding lifetime ... there would be enough people with an infinite amount of money ... The casino would have their money in the meantime. ...
    (sci.math)