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2d
asked Does $X ⊥ Y \leftrightarrow X ⊥ Y | Z$ implies $(X,Y) ⊥ Z$?
2d
asked How to formulate the requirements that a counterexample must satisfy?
2d
asked Counterexample for $(Y_1 \perp Y_2) \mid (X_1, X_2) \Rightarrow (Y_1 \perp Y_2) | X_1$?
2d
asked Is conditional expectation E(X|N) an a.e. equivalence class wrt N or underlying sigma algebra?
Aug
28
asked How to obtain accumulated counts of past events by time $t$?
Aug
23
asked Is there a Little law for a network of two connected queues?
Aug
6
asked Is there a concept already for $\frac{f'(x)}{f(x)/x}$?
Jul
28
asked Is this a game theory problem or optimization problem?
Jul
9
asked Does a counting process allow a state change by more than 1 in a single transition?
Jul
8
asked Is there a concept called the cross derivative between two functions?
Dec
20
asked How can we write this in math?
Dec
18
asked Approximate the unit ball in an infinite-dimensional Hilbert space, by compact sets?
Dec
15
asked If $|f_i(x_1) - f_i(x_2)| \leq a$ for all $f_i$'s, does $ | \min_i f_i(x_1) - \min_i f_i(x_2) | \leq a? $
Dec
13
asked Meaning of “within a constant factor from”?
Dec
5
asked Condition on $f$ for $f(x+y) \leq f(x) + f(y)$?
Dec
5
asked Application of Jensen's inequality
Dec
1
asked Relative complement and subtraction.
Dec
1
asked Can a randomized rule induce a random measure on the action space?
Nov
14
asked When can $\sup_x$ and $\sup_y$ be swapped?
Nov
14
answered Is it true that $ \sup_x (f(x) - g(x)) \geq \sup_x f(x) - \sup_x g(x)? $