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seen Dec 14 at 14:57

Dec
14
reviewed Reviewed What are the number of possible partitions of a set containing n elements?
Dec
12
reviewed Reviewed “Non-linear” algebra
Dec
12
reviewed Reviewed Infinite sequence of $\sqrt{2^n}$ equals $i$?
Dec
12
comment Infinite sequence of $\sqrt{2^n}$ equals $i$?
In general, $\sqrt{a_1 + a_2 + \ldots + a_n} \neq \sqrt{a_1} + \ldots + \sqrt{a_n}$ amongst other things.
Dec
12
revised probabiltity problem
combinations tag corrected
Dec
12
reviewed Reviewed probabiltity problem
Dec
12
suggested approved edit on probabiltity problem
Dec
11
revised Diophantine equation $x^2 -y^2 = n$
more explanation added as per suggestion
Dec
11
reviewed No Action Needed confidence intervals for expected spending
Dec
11
answered Diophantine equation $x^2 -y^2 = n$
Dec
11
reviewed Reviewed Continuous function positive at a point is positive in a neighborhood of that point
Dec
11
comment Continuous function positive at a point is positive in a neighborhood of that point
When is a function called continuous?
Dec
11
reviewed No Action Needed What is the Fourier transform of $\frac{x}{\sin(x)}$?
Dec
11
reviewed Reviewed Application of the mean value theorem to $f(x)=x^{-s}$ (Prop 2.5 in Princeton Lectures in Analysis-Complex Analysis)
Dec
11
comment Application of the mean value theorem to $f(x)=x^{-s}$ (Prop 2.5 in Princeton Lectures in Analysis-Complex Analysis)
You have to take absolute values on both sides after the last step that you wrote. Also, for what value of $c \in [ n, n + 1 ]$ is the right side the largest? That will be an upper bound for the left side.
Dec
11
reviewed Reviewed How to describe homomorphism in terms of operations
Dec
10
reviewed No Action Needed Integration, substitution?
Dec
10
reviewed No Action Needed System of Non-Linear ODE
Dec
9
answered What is the meaning of |⋯| notation for an index subset?
Dec
9
reviewed Reviewed Modulo a composite number same as modulo individual factors?