Question

Asymptotic analysis of $\sum_{k=2}^n\frac{k}{\ln k}$

score 337 · Answer 1 · 2026-04-12 16:49:23

337

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Asymptotic analysis of $\sum_{k=2}^n\frac{k}{\ln k}$

Published on 12 Apr 2026 - 16:49

score 45 · Answer 2 · 2026-04-13 21:36:04

45

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Can Taylor's expansion(finite number of terms) be always close enough to the original function?

Published on 13 Apr 2026 - 21:36

score 179 · Answer 3 · 2026-04-16 15:26:30

179

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Round to n decimal places

Published on 16 Apr 2026 - 15:26

score 110 · Answer 4 · 2026-04-13 14:53:11

110

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Finding the roots of an absolute value natural log function, regarding the usage of Newton-Raphson

Published on 13 Apr 2026 - 14:53

score 41 · Answer 5 · 2026-04-15 12:43:52

41

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How can I choose or calculate the function $f(t)$ in $(at+b)/(cf(t)+d)$ to best approximate a given linear function in the t=[0,1] interval?

Published on 15 Apr 2026 - 12:43

score 169 · Answer 6 · 2026-04-17 07:04:34

169

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Approximation of $ \int_0^\infty x^{1/2} e^{-x t} \sin (a x^{1/2})dx$ -- rapidly oscillating

Published on 17 Apr 2026 - 7:04

score 296 · Answer 7 · 2026-04-11 12:04:07

296

Views

Approximating Lambert W-function as a fraction of logarithm

Published on 11 Apr 2026 - 12:04

score 178 · Answer 8 · 2026-03-26 06:20:11

178

Views

Finding asymptotic growth using the Laplace Method

Published on 26 Mar 2026 - 6:20

score 102 · Answer 9 · 2026-04-15 05:04:02

102

Views

Methodology to solve trigonometric equations such as $4x+\tan(x)=\pi$

Published on 15 Apr 2026 - 5:04

score 187 · Answer 10 · 2026-04-13 11:38:13

187

Views

Approximation of combination $\binom{n}{k}k!$

Published on 13 Apr 2026 - 11:38

score 53 · Answer 11 · 2026-04-15 08:25:04

53

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Can you approximate $\cos(x)$ on $\mathbb{R}$ in the space of periodic sawtooth functions?

Published on 15 Apr 2026 - 8:25

score 134 · Answer 12 · 2026-04-16 20:49:03

134

Views

(Dis)prove the inequality $2^{\frac{1}{2}}\cdot\left(f\left(xa\right)+f\left(\frac{1}{xa}\right)\right)^{\frac{1}{2}}\leq g(x)$ for $a,x>0$

Published on 16 Apr 2026 - 20:49

score 91 · Answer 13 · 2026-04-11 14:33:51

91

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Quadratic approximation of a multivariables function

Published on 11 Apr 2026 - 14:33

score 63 · Answer 14 · 2026-04-11 18:26:40

63

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How can I approximate these two functions?

Published on 11 Apr 2026 - 18:26

score 24 · Answer 15 · 2026-04-13 23:32:08

24

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Large $t$ solution to $\partial_t S(x,v,t) = v \partial_x S + (a+v) \partial_v S + \partial_v^2 S$

Published on 13 Apr 2026 - 23:32

List Question

Asymptotic analysis of $\sum_{k=2}^n\frac{k}{\ln k}$

Can Taylor's expansion(finite number of terms) be always close enough to the original function?

Round to n decimal places

Finding the roots of an absolute value natural log function, regarding the usage of Newton-Raphson

How can I choose or calculate the function $f(t)$ in $(at+b)/(cf(t)+d)$ to best approximate a given linear function in the t=[0,1] interval?

Approximation of $ \int_0^\infty x^{1/2} e^{-x t} \sin (a x^{1/2})dx$ -- rapidly oscillating

Approximating Lambert W-function as a fraction of logarithm

Finding asymptotic growth using the Laplace Method

Methodology to solve trigonometric equations such as $4x+\tan(x)=\pi$

Approximation of combination $\binom{n}{k}k!$

Can you approximate $\cos(x)$ on $\mathbb{R}$ in the space of periodic sawtooth functions?

(Dis)prove the inequality $2^{\frac{1}{2}}\cdot\left(f\left(xa\right)+f\left(\frac{1}{xa}\right)\right)^{\frac{1}{2}}\leq g(x)$ for $a,x>0$

Quadratic approximation of a multivariables function

How can I approximate these two functions?

Large $t$ solution to $\partial_t S(x,v,t) = v \partial_x S + (a+v) \partial_v S + \partial_v^2 S$

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