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Sep
24
awarded  Autobiographer
Apr
30
comment Fourier Coefficients Absolutely Summable?
This is called the Wiener algebra (en.wikipedia.org/wiki/Wiener_algebra). A small amount of regularity is necessary, e.g. Holder continuous for index strictly greater than 1/2.
Apr
14
awarded  Critic
Feb
13
answered expected value of $Y= aX + b$
Feb
13
awarded  Editor
Feb
13
revised Measure zero of the graph of a continuous function
added 106 characters in body
Feb
12
answered Measure zero of the graph of a continuous function
Feb
12
answered Continuity of the Characteristic Function of a RV
Feb
12
answered Sobolev space and equivalence of norms
Feb
11
answered An application of the General Lebesgue Dominated convergence theorem
Jan
9
awarded  Supporter
Dec
28
comment How many smooth functions are non-analytic?
The uniform topology.
Dec
28
awarded  Teacher
Dec
28
answered How many smooth functions are non-analytic?