Question

Closed form of $\int e^{i\csc^2(x)}dx=\int \cos\left(\csc^2(x)\right)dx+i\int \sin\left(\csc^2(x)\right)dx$

score 172 · Answer 1 · 2026-04-09 11:44:52

172

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Closed form of $\int e^{i\csc^2(x)}dx=\int \cos\left(\csc^2(x)\right)dx+i\int \sin\left(\csc^2(x)\right)dx$

Published on 09 Apr 2026 - 11:44

score 174 · Answer 2 · 2026-04-13 00:13:04

174

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Sum of Fibonacci Numbers in an Arithmetic Sequence

Published on 13 Apr 2026 - 0:13

score 105 · Answer 3 · 2026-04-09 08:43:13

105

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Closed form formula involving complex numbers

Published on 09 Apr 2026 - 8:43

score 529 · Answer 4 · 2021-11-12 17:00:58

529

Views

What function does $\sum_{n=0}^\infty \frac{(-1)^n(2n)!}{(1-2n)n!^24^n}\frac{x^n}{y^{2n}}$ correspond to?

Published on 12 Nov 2021 - 17:00

score 128 · Answer 5 · 2021-11-14 11:57:59

128

Views

Finding a closed formula for calculating $\frac{d^n}{{dx}^n}f\left(x\right)=\frac{d^n}{{dx}^n}e^{x^2}$

Published on 14 Nov 2021 - 11:57

score 326 · Answer 6 · 2021-11-15 11:31:07

326

Views

Converting $ \int_0^{\infty} \frac{e^{-\varepsilon s} \, (s+s^2)^{\beta}}{\log^{\gamma}((1+s)/s)} \, ds$ to a sum?

Published on 15 Nov 2021 - 11:31

score 210 · Answer 7 · 2026-04-12 07:05:31

210

Views

Recurrence relation involving derivative

Published on 12 Apr 2026 - 7:05

score 351 · Answer 8 · 2026-04-12 22:56:14

351

Views

Why is this not a closed form solution to non-negative Least squares?

Published on 12 Apr 2026 - 22:56

score 137 · Answer 9 · 2026-04-11 13:43:18

137

Views

closed form for product of series

Published on 11 Apr 2026 - 13:43

score 47 · Answer 10 · 2021-11-23 15:43:07

47

Views

Closed form solution to 2nd order trivariate polynomial

Published on 23 Nov 2021 - 15:43

score 165 · Answer 11 · 2026-04-10 17:57:40

165

Views

Is there a closed a form for $\sum_{n=1}^\infty\frac{(-1)^{n-1}H_{an}}{n}\,?$

Published on 10 Apr 2026 - 17:57

score 230 · Answer 12 · 2026-04-03 20:13:14

230

Views

Inverse Fourier Transform involving Bessel function

Published on 03 Apr 2026 - 20:13

score 238 · Answer 13 · 2026-03-31 14:15:15

238

Views

Closed form of $\sum\limits_{n=1}^\infty \frac{γ(n+a,bn)n^k}{(n+c)!}$ with the Lower Gamma function?

Published on 31 Mar 2026 - 14:15

score 505 · Answer 14 · 2026-04-09 13:05:07

505

Views

A new formula for gcd?

Published on 09 Apr 2026 - 13:05

score 96 · Answer 15 · 2021-12-01 14:14:48

96

Views

Is there an antiderivative for $e^{-\left( x + \frac{1}{x}\right)}$?

Published on 01 Dec 2021 - 14:14

List Question

Closed form of $\int e^{i\csc^2(x)}dx=\int \cos\left(\csc^2(x)\right)dx+i\int \sin\left(\csc^2(x)\right)dx$

Sum of Fibonacci Numbers in an Arithmetic Sequence

Closed form formula involving complex numbers

What function does $\sum_{n=0}^\infty \frac{(-1)^n(2n)!}{(1-2n)n!^24^n}\frac{x^n}{y^{2n}}$ correspond to?

Finding a closed formula for calculating $\frac{d^n}{{dx}^n}f\left(x\right)=\frac{d^n}{{dx}^n}e^{x^2}$

Converting $ \int_0^{\infty} \frac{e^{-\varepsilon s} \, (s+s^2)^{\beta}}{\log^{\gamma}((1+s)/s)} \, ds$ to a sum?

Recurrence relation involving derivative

Why is this not a closed form solution to non-negative Least squares?

closed form for product of series

Closed form solution to 2nd order trivariate polynomial

Is there a closed a form for $\sum_{n=1}^\infty\frac{(-1)^{n-1}H_{an}}{n}\,?$

Inverse Fourier Transform involving Bessel function

Closed form of $\sum\limits_{n=1}^\infty \frac{γ(n+a,bn)n^k}{(n+c)!}$ with the Lower Gamma function?

A new formula for gcd?

Is there an antiderivative for $e^{-\left( x + \frac{1}{x}\right)}$?

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