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Oh, the fundamental theorems aren't disputed: they're quite elegant and not all that difficult. The applicability of the underlying assumptions is another matter entirely ...
by Colman (colman at eurotrib.com) on Fri Jun 12th, 2009 at 10:50:06 AM EST
[ Parent ]
And even if you do accept the underlying assumptions, what they have to say is overhyped, IMHO.

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$E(X_t|F_s) = X_s,\quad t > s$
by martingale on Fri Jun 12th, 2009 at 09:18:21 PM EST
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