A novice in math grad school ^_^.
If $E[X|Y]=Y$ almost surely and $E[Y|X]=X$ almost surely then $X=Y$ almost surely
asked Feb 7 '14 at 1:45
Is there any similar math limerick?
asked Jul 27 '14 at 0:58
For every $\epsilon >0$ , if $a+\epsilon >b$ , can we conclude $a>b$?
asked Sep 29 '13 at 4:09
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$
asked Oct 7 '13 at 3:15
No answers with score of 5 or more