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15
Math.TechQA.Club
2026-04-14 19:30:03
35
Views
Finding $C_n=2C_{n-1}+4$
Published on
14 Apr 2026 - 19:30
#closed-form
55
Views
Finding $C_n=4C_{n-1}+6n-1$
Published on
14 Apr 2026 - 22:45
#closed-form
51
Views
Finding $C_n=-C_{n-1}+C_{n-2}$
Published on
16 Apr 2026 - 8:41
#closed-form
467
Views
Alternate proof for weighted alternating shifted central binomial sum relation
Published on
13 Apr 2026 - 4:57
#analysis
#asymptotics
#closed-form
474
Views
What about the definite integral $\int_0^1\int_0^1\frac{(\operatorname{arctanh}(xy))(\arctan(xy))}{\log(xy)}\,dx\,dy$?
Published on
17 Apr 2026 - 2:10
#integration
#definite-integrals
#closed-form
784
Views
$\sum_{-\infty}^{+\infty}\frac{\exp(-n^2)}{1-4n^2}$ in closed form?
Published on
14 Apr 2026 - 12:54
#sequences-and-series
#convergence-divergence
#closed-form
74
Views
Closed form for a series involving exponential functions
Published on
10 Apr 2026 - 3:04
#sequences-and-series
#convergence-divergence
#summation
#power-series
#closed-form
437
Views
What about of this integral involving the Gudermannian function $\int_0^\infty \frac{\operatorname{gd}(x)}{e^x-1}\mathrm dx$?
Published on
14 Apr 2026 - 5:32
#real-analysis
#integration
#sequences-and-series
#convergence-divergence
#closed-form
188
Views
Closed form of $\int_0^{+\infty}\frac{x\pi}{x\pi+2\sinh(x\pi)} \, dx$
Published on
11 May 2026 - 0:32
#integration
#closed-form
#hyperbolic-functions
65
Views
Can I get a closed form of this optimization problem?
Published on
10 May 2026 - 19:13
#optimization
#closed-form
#non-convex-optimization
#qcqp
52
Views
Finding Close Form For Recurrence Relation
Published on
10 Apr 2026 - 22:58
#recurrence-relations
#closed-form
3.3k
Views
Do all systems of differential equations have a solution?
Published on
10 May 2026 - 14:33
#ordinary-differential-equations
#closed-form
#chaos-theory
118
Views
$a_{n+1}=4a_n+n+1$ Find Closed Form
Published on
13 Apr 2026 - 19:55
#recurrence-relations
#closed-form
115
Views
Closed form of $\sum_{k=0}^{\infty}r^{k^2}$
Published on
10 Apr 2026 - 23:30
#sequences-and-series
#summation
#closed-form
308
Views
Is there a closed form for 0.9 * 0.99 * 0.999 * ...?
Published on
10 May 2026 - 18:43
#closed-form
#products
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