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15
Math.TechQA.Club
2026-04-16 23:12:08
163
Views
Closed form for $f(z,a)=\sum_{n=1}^\infty \frac{H_n}{n^a}z^n$?
Published on
16 Apr 2026 - 23:12
#sequences-and-series
#definite-integrals
#harmonic-numbers
#polylogarithm
228
Views
Relating $\int_0^1\frac{(\ln x)^{n-1}(\ln(1-z\,x))^p}{x}dx$ and $\int_0^1\frac{(\ln x)^{n}(\ln(1-z\,x))^{p-1}}{1-z\,x}dx$
Published on
17 Apr 2026 - 15:09
#integration
#definite-integrals
#closed-form
#polylogarithm
433
Views
Closed forms of Nielsen polylogarithms $\int_0^1\frac{(\ln t)^{n-1}(\ln(1-z\,t))^p}{t}dt$?
Published on
17 Apr 2026 - 12:06
#integration
#definite-integrals
#closed-form
#big-list
#polylogarithm
902
Views
Two powerful alternating sums $\sum_{n=1}^\infty\frac{(-1)^nH_nH_n^{(2)}}{n^2}$ and $\sum_{n=1}^\infty\frac{(-1)^nH_n^3}{n^2}$
Published on
14 Apr 2026 - 16:34
#real-analysis
#integration
#sequences-and-series
#harmonic-numbers
#polylogarithm
540
Views
Find the closed form of $\quad\sum_{n=1}^\infty\frac{(-1)^nH_n^{(3)}}{n^2}$
Published on
15 Apr 2026 - 18:56
#calculus
#integration
#sequences-and-series
#harmonic-numbers
#polylogarithm
518
Views
$\sum_{n=1}^\infty\frac{H_n}{n}\left(\zeta(2)-H_{2n}^{(2)}\right)$
Published on
16 Apr 2026 - 14:02
#real-analysis
#integration
#sequences-and-series
#harmonic-numbers
#polylogarithm
96
Views
Calculate $\sum_{n=-\infty}^{\infty}\frac{1-\cos(an)}{(an)^2}$
Published on
14 Apr 2026 - 15:25
#sequences-and-series
#fourier-series
#polylogarithm
499
Views
Sum $\sum\limits_{n=1}^\infty\frac{H_n^2}{n^22^n}$
Published on
11 Apr 2026 - 19:47
#calculus
#integration
#sequences-and-series
#harmonic-numbers
#polylogarithm
610
Views
challenging sum $\sum_{k=1}^\infty\frac{H_k^{(2)}}{(2k+1)^2}$
Published on
10 May 2026 - 15:47
#integration
#sequences-and-series
#harmonic-numbers
#polylogarithm
#summation-by-parts
912
Views
Compute $\int_0^\infty \frac{\operatorname{Li}_3(x)}{1+x^2}\ dx$
Published on
17 Apr 2026 - 7:37
#integration
#definite-integrals
#closed-form
#harmonic-numbers
#polylogarithm
670
Views
Evaluate $\int\limits_0^\infty \frac{\ln^2(1+x)}{1+x^2}\ dx$
Published on
17 Apr 2026 - 3:47
#real-analysis
#calculus
#integration
#improper-integrals
#polylogarithm
458
Views
Integral $\ 4\int_0^1\frac{\chi_2(x)\operatorname{Li}_2(x)}{x}\ dx+\int_0^1\frac{\log(1-x)\log^2(x)\log(1+x)}{x}\ dx$
Published on
17 Apr 2026 - 10:57
#calculus
#integration
#definite-integrals
#harmonic-numbers
#polylogarithm
568
Views
Evaluate $\int_0^1 x^{a-1}(1-x)^{b-1}\operatorname{Li}_3(x) \, dx$
Published on
18 Apr 2026 - 12:18
#integration
#definite-integrals
#hypergeometric-function
#legendre-polynomials
#polylogarithm
225
Views
Hyperbolic series similar to Ramanujan’s identities
Published on
15 Apr 2026 - 23:13
#summation
#hypergeometric-function
#hyperbolic-functions
#polylogarithm
364
Views
Expressions of G-BARNES
Published on
10 May 2026 - 14:30
#special-functions
#polylogarithm
#polygamma
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