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An expert is a man who has made all the mistakes, which can be made, in a very narrow field. (Niels Bohr)


Dec
9
answered Set notation equivalence of AND & OR
Dec
2
answered The inverse of a bijective holomorphic function
Dec
1
answered Real analysis book suggestion
Nov
30
answered “Honest” introductory real analysis book
Nov
28
answered Show a limit of a bounded function is 0 then solving the integral
Nov
26
answered find the upper bound on a vector
Nov
16
asked Extending the domain of the “greatest common divisor” function.
Nov
3
answered How can we solve the integral $\int_\epsilon^1 e^{x^n\log x }\mathrm{d}x$?
Nov
2
asked How can we solve the integral $\int_\epsilon^1 e^{x^n\log x }\mathrm{d}x$?
Oct
26
answered How to evaluate $ \int_{0}^{1} x^{x^{x^{x^…}}} dx $
Oct
26
asked Legendre transform and Minimax Theorems.
Aug
31
answered Finding roots with seemingly no algebraic way
Jul
24
asked Banach Fixed Point Theorem. Measurable version.
Jul
10
asked $ d(x,y)^2 \le d(x,z)^2 - d(y,z)^2\color{}{+\varphi\big(x,y,z,d(x,y),d(y,z) \big)}? $
Apr
27
answered If $f$ is uniformly continuous on $\mathbb{R}$, $f(x) \ge a >0$ and $g(x) = 1/f(x)^2$, then $g(x)$ is uniformly continuous
Mar
29
answered Interchanging the limiting operations
Mar
2
answered How do I solve delta epsilon proofs for quadratic equations?
Mar
1
answered Continuous function?
Feb
12
answered If $f,g$ are uniform continuous with $f$ bounded, then $fg$ is uniform continuous.
Feb
7
asked Why 'closed differential forms' are called 'closed'?