Question

Special property of circle with radius 0.975399...

score 115 · Answer 1 · 2026-03-29 12:12:03

115

Views

Special property of circle with radius 0.975399...

Published on 29 Mar 2026 - 12:12

score 383 · Answer 2 · 2026-03-30 03:21:27

383

Views

How to show $ \int_{-\infty}^{\infty} \frac{e^{-(x+1)^2}}{1+e^{-x}}\mathrm{d}x = \frac{\left(2\sqrt[4]{e} -1 \right)\sqrt{\pi}}{2e}$?

Published on 30 Mar 2026 - 3:21

score 104 · Answer 3 · 2022-09-26 12:52:43

104

Views

Finding a closed form for $\int_1^e \frac{(\ln x)^n}{x^2} dx$

Published on 26 Sep 2022 - 12:52

score 102 · Answer 4 · 2026-03-28 06:10:21

102

Views

Elementary closed form of $\exp\left(b\int_0^x \frac{t^{a-1}}{1-t^b}dt\right);a,b\in\Bbb N$

Published on 28 Mar 2026 - 6:10

score 201 · Answer 5 · 2026-04-02 03:59:22

201

Views

Find a closed expression for double sum $\sum_{n,m\ge 1} \frac{1}{n m (n^2+m^2)}$

Published on 02 Apr 2026 - 3:59

score 119 · Answer 6 · 2026-04-11 23:18:12

119

Views

Is there a closed form for this sum of $k²+k^k$?

Published on 11 Apr 2026 - 23:18

score 196 · Answer 7 · 2026-04-02 14:06:27

196

Views

Solution of Quasi Polynomial $x=-a-\frac{a}{2}e^{-3x}-ae^{-2x}-\frac{3a}{2}e^{-x}$

Published on 02 Apr 2026 - 14:06

score 57 · Answer 8 · 2022-10-10 01:04:29

57

Views

Given F(x) the compound generating function for this scenario, what's the closed form help?

Published on 10 Oct 2022 - 1:04

score 50 · Answer 9 · 2026-04-10 05:39:18

50

Views

How to get a variable in a closed form given an equation

Published on 10 Apr 2026 - 5:39

score 129 · Answer 10 · 2026-04-13 21:35:21

129

Views

Finding a closed form for this sequence ((A080416))

Published on 13 Apr 2026 - 21:35

score 62 · Answer 11 · 2026-03-28 15:36:47

62

Views

Finding the $n$th derivative of $1/(1-a(1-x)(1+x))$ with respect to $x$.

Published on 28 Mar 2026 - 15:36

score 201 · Answer 12 · 2022-10-15 11:55:56

201

Views

Closed Form Formula for Nonlinear Recurrence $a_{n+1}=\frac{a_{n}}{2} + \frac{5}{a_{n}}$

Published on 15 Oct 2022 - 11:55

score 217 · Answer 13 · 2026-04-02 13:59:40

217

Views

Is there an algebraic solution to $\log_{\sqrt2}{\left(x\right)} = (\sqrt2)^x$?

Published on 02 Apr 2026 - 13:59

score 39 · Answer 14 · 2026-04-12 17:22:24

39

Views

Solving for $h$, given $\frac{T}{w} = h + \frac{X-1}{h^i}$

Published on 12 Apr 2026 - 17:22

score 114 · Answer 15 · 2026-04-12 18:47:23

114

Views

Infinite product of areas in a square, inscribed quarter-circle and line segments.

Published on 12 Apr 2026 - 18:47

List Question

Special property of circle with radius 0.975399...

How to show $ \int_{-\infty}^{\infty} \frac{e^{-(x+1)^2}}{1+e^{-x}}\mathrm{d}x = \frac{\left(2\sqrt[4]{e} -1 \right)\sqrt{\pi}}{2e}$?

Finding a closed form for $\int_1^e \frac{(\ln x)^n}{x^2} dx$

Elementary closed form of $\exp\left(b\int_0^x \frac{t^{a-1}}{1-t^b}dt\right);a,b\in\Bbb N$

Find a closed expression for double sum $\sum_{n,m\ge 1} \frac{1}{n m (n^2+m^2)}$

Is there a closed form for this sum of $k²+k^k$?

Solution of Quasi Polynomial $x=-a-\frac{a}{2}e^{-3x}-ae^{-2x}-\frac{3a}{2}e^{-x}$

Given F(x) the compound generating function for this scenario, what's the closed form help?

How to get a variable in a closed form given an equation

Finding a closed form for this sequence ((A080416))

Finding the $n$th derivative of $1/(1-a(1-x)(1+x))$ with respect to $x$.

Closed Form Formula for Nonlinear Recurrence $a_{n+1}=\frac{a_{n}}{2} + \frac{5}{a_{n}}$

Is there an algebraic solution to $\log_{\sqrt2}{\left(x\right)} = (\sqrt2)^x$?

Solving for $h$, given $\frac{T}{w} = h + \frac{X-1}{h^i}$

Infinite product of areas in a square, inscribed quarter-circle and line segments.

Trending Questions

Popular # Hahtags

Popular Questions