Question

Finding a Power Series Solution for $y''-y'+xy=0$

score 804 · Answer 1 · 2021-02-02 07:38:04

804

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Finding a Power Series Solution for $y''-y'+xy=0$

Published on 02 Feb 2021 - 7:38

score 22 · Answer 2 · 2026-03-28 04:22:27

22

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Differentiating value function

Published on 28 Mar 2026 - 4:22

score 42 · Answer 3 · 2026-04-01 08:09:04

42

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How Many Iterations for Recurrence Relation To Terminate?

Published on 01 Apr 2026 - 8:09

score 38 · Answer 4 · 2021-02-05 10:57:16

38

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Inductive proof for recursive formula $a_n=4-a_{n-1}$

Published on 05 Feb 2021 - 10:57

score 268 · Answer 5 · 2026-04-06 10:50:51

268

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Why is the following not a primitive recursive function?

Published on 06 Apr 2026 - 10:50

score 117 · Answer 6 · 2021-02-10 19:46:45

117

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Need help in discerning whether or not this is a joke question or not?

Published on 10 Feb 2021 - 19:46

score 47 · Answer 7 · 2021-02-10 21:16:26

47

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How many prime numbers can satisfy $p_{1}|p_{2}^{2}-1,..., p_{n-1}|p_{n}^{2}-1, p_{n}|p_{1}^{2}-1$?

Published on 10 Feb 2021 - 21:16

score 220 · Answer 8 · 2026-04-06 10:53:37

220

Views

Connection between the $S_{mn}$-theorem and Gödel universal functions

Published on 06 Apr 2026 - 10:53

score 54 · Answer 9 · 2026-04-06 11:09:07

54

Views

Equivalence of two versions of the $S_{mn}$-theorem

Published on 06 Apr 2026 - 11:09

score 176 · Answer 10 · 2026-04-03 03:55:41

176

Views

Estimations of some new recurrence sequences

Published on 03 Apr 2026 - 3:55

score 126 · Answer 11 · 2026-02-23 17:24:36

126

Views

Recursive definition of products

Published on 23 Feb 2026 - 17:24

score 125 · Answer 12 · 2026-04-03 03:57:11

125

Views

Find the $\mathcal{o}\left(n\right)$ so that $a_n\sim\frac{\mathcal{o}\left(n\right)}{n}+\mathcal{O}\left(\frac{1}{n}\right){\rm as}\lim a_n=\infty$

Published on 03 Apr 2026 - 3:57

score 142 · Answer 13 · 2026-04-03 03:57:12

142

Views

Given a recursion $a_{n+ 1}= \sqrt{na_{n}+ 2n+ 1}$ with $a_{1}\geq 1.$ Prove that $a_{n}\sim n\,{\rm as}\,n\rightarrow\infty$

Published on 03 Apr 2026 - 3:57

score 195 · Answer 14 · 2026-04-03 03:57:12

195

Views

Find the $\mathcal{O}\left(\frac{1}{n}\right)$ so that $a_n-1=\mathcal{O}\left(\frac{1}{n}\right)\,{\rm as}\,n\rightarrow\infty$

Published on 03 Apr 2026 - 3:57

score 79 · Answer 15 · 2026-04-03 05:48:15

79

Views

An inequality involving recurrence sequence $b_{n+1}=\frac{b_{n}^{2}+2b_{n}}{b_{n}^{2}+2b_{n}+2}$ with $b_{1}=1$ and still unsolved

Published on 03 Apr 2026 - 5:48

List Question

Finding a Power Series Solution for $y''-y'+xy=0$

Differentiating value function

How Many Iterations for Recurrence Relation To Terminate?

Inductive proof for recursive formula $a_n=4-a_{n-1}$

Why is the following not a primitive recursive function?

Need help in discerning whether or not this is a joke question or not?

How many prime numbers can satisfy $p_{1}|p_{2}^{2}-1,..., p_{n-1}|p_{n}^{2}-1, p_{n}|p_{1}^{2}-1$?

Connection between the $S_{mn}$-theorem and Gödel universal functions

Equivalence of two versions of the $S_{mn}$-theorem

Estimations of some new recurrence sequences

Recursive definition of products

Find the $\mathcal{o}\left(n\right)$ so that $a_n\sim\frac{\mathcal{o}\left(n\right)}{n}+\mathcal{O}\left(\frac{1}{n}\right){\rm as}\lim a_n=\infty$

Given a recursion $a_{n+ 1}= \sqrt{na_{n}+ 2n+ 1}$ with $a_{1}\geq 1.$ Prove that $a_{n}\sim n\,{\rm as}\,n\rightarrow\infty$

Find the $\mathcal{O}\left(\frac{1}{n}\right)$ so that $a_n-1=\mathcal{O}\left(\frac{1}{n}\right)\,{\rm as}\,n\rightarrow\infty$

An inequality involving recurrence sequence $b_{n+1}=\frac{b_{n}^{2}+2b_{n}}{b_{n}^{2}+2b_{n}+2}$ with $b_{1}=1$ and still unsolved

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