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Peter
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A novice in math grad school ^_^.

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38
If $E[X|Y]=Y$ almost surely and $E[Y|X]=X$ almost surely then $X=Y$ almost surely
Feb 7, 2014
17
Stochastic process that is Martingale but not Markov? [duplicate]
Sep 24, 2013
15
Is there any similar math limerick?
Jul 27, 2014
6
Background for studying and understanding Stochastic differential equations
Dec 7, 2013
5
For every $\epsilon >0$ , if $a+\epsilon >b$ , can we conclude $a>b$?
Sep 29, 2013
5
Mean value proof in Evans PDE
Sep 7, 2014
5
Find the $3$ angles of triangle $ABC$
Oct 6, 2013
5
Stopping time question $\sigma$
Apr 8, 2014
5
Given $x,y,z >0$, $1/x+1/y+1/z = 4$, prove that $ 1/(2x+y+z)+1/(x+2y+z) +1/(x+y+2z) \le 1$
Oct 7, 2013
5
Calculate conditional expectation with respect to a sigma algebra
Feb 8, 2014