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Jan
24
asked Need an operator with given properties
Jan
24
answered Using the rules that prove the sum of all natural numbers is $-\frac{1}{12}$, how can you prove that the harmonic series diverges?
Jan
24
asked Numerical system that includes the limit targets such as $0^+$, $0^-$, $1^+$ etc
Jan
24
answered Could “$\infty$” be understood by taking the reciprocals of the Hyperreal numbers?
Jan
23
asked Comprehensive summary of where the function $\pi^{-\frac x\pi}$ can be encountered
Jan
17
asked Evaluate the double integral $\int _0^1\int _0^1\frac{x+i}{(1-ix y) \ln (x y)} \,dx\,dy$
Jan
16
answered A double sum $\sum \limits_{n=1}^{n=\infty}\left(\sum \limits_{k=n}^{k=n^2}\frac{1}{k^2}\right)$
Jan
14
answered Values of the Riemann Zeta function and the Ramanujan Summation - How strong is the connection?
Jan
12
answered Imaginary-Order Derivative
Jan
12
answered What is $0^{i}$?
Jan
12
answered Can you show why zero divided by zero does not equal zero?
Jan
12
answered Explanation of method for showing that 0 / 0 is undefined
Jan
8
asked Intuitive explanation why in some contexts logarithm shifted by Euler-Mascheroni constant is more natural
Jan
4
asked Newton series and Fourier transform, is there an analogy?
Jan
4
asked Are these identities Newton series?
Jan
4
asked How it comes that integral of odd function is not even?
Jan
4
asked Does Euler-Mascheroni constant belong to the ring of periods?
Jan
4
asked Integral parity
Dec
30
asked Closed form for generating function of Riemann Xi function
Dec
29
asked Is combinatorics a part of arithmetics?