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Just a layman and slow learner. Thank you for your enlightenment and patience, and for giving me the best memory in my life.


Dec
20
revised How can we write this in math?
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Dec
20
revised How can we write this in math?
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Dec
19
revised Approximate the unit ball in an infinite-dimensional Hilbert space, by compact sets?
edited tags
Dec
19
revised Approximate the unit ball in an infinite-dimensional Hilbert space, by compact sets?
added 680 characters in body
Dec
15
revised 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? $
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Dec
1
revised Can a randomized rule induce a random measure on the action space?
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Nov
14
revised Is it true that $ \sup_x (f(x) - g(x)) \geq \sup_x f(x) - \sup_x g(x)? $
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Nov
5
revised Writing clear proofs involving multiple theorems and conditions
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Nov
4
revised Does a Pareto distribution always have variance?
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Nov
4
revised If $\mathrm{E} |X|^2$ exists, then $\mathrm{E} X$ also exists
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Nov
3
revised For $E (X - EX)^2$ to exist, do we need $EX$ to exist and be finite?
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Oct
22
revised Why is this expectation finite?
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Oct
21
revised Coordinates of a vector under a basis in a Hilbert space?
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Oct
16
revised Supremum and union
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Sep
24
revised Equivalent alternative to delta-epsilon formulation of limit?
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Sep
3
revised In composition of two mappings, can the outer mapping access the arguments of the inner mapping?
added 145 characters in body
Aug
14
revised Is a set of some $m \times n$ matrices a relation?
added 174 characters in body
Aug
14
revised Is a set of some $m \times n$ matrices a relation?
added 10 characters in body
Aug
14
revised Is a set of some $m \times n$ matrices a relation?
edited tags
Aug
14
revised Is a set of some $m \times n$ matrices a relation?
deleted 8 characters in body