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Representation of this function using a single formula without conditions

score 152 · Answer 1 · 2026-04-08 21:04:30

152

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Representation of this function using a single formula without conditions

Published on 08 Apr 2026 - 21:04

score 891 · Answer 2 · 2011-10-15 13:30:47

891

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Rearranging a general closed form linear recurrence sequence

Published on 15 Oct 2011 - 13:30

score 206 · Answer 3 · 2011-10-18 18:36:00

206

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Are there sequences in which you can prove there are no closed form?

Published on 18 Oct 2011 - 18:36

score 314 · Answer 4 · 2011-11-02 19:16:07

The value of the series $\frac11+\frac1{2+3}+\frac1{4+5+6}+\cdots$ and $\frac{1}{1}+\frac{1}{2\cdot3}+\frac{1}{4\cdot5\cdot6}+\cdots$

score 3.1k · Answer 5 · 2011-11-03 19:50:22

3.1k

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closed form of $\sum \frac{1}{z^3 - n^3}$

Published on 03 Nov 2011 - 19:50

score 151 · Answer 6 · 2026-03-26 17:31:22

151

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Is there an algebraic solution to $e^{-x/a}+e^{-x/b}=1$ ($a\neq b$, $a,b$ constants)?

Published on 26 Mar 2026 - 17:31

score 724 · Answer 7 · 2011-11-26 01:12:50

724

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Who has the upper hand in a generalized game of Risk?

Published on 26 Nov 2011 - 1:12

score 835 · Answer 8 · 2026-04-09 01:36:41

835

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How to get closed form from generating function?

Published on 09 Apr 2026 - 1:36

score 203 · Answer 9 · 2011-12-09 21:39:09

203

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Find a closed term for $f(n) = n + 2 f(n-1)$, $f(1)=1$

Published on 09 Dec 2011 - 21:39

score 23k · Answer 10 · 2011-12-12 15:42:29

23k

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How to find the closed form to the fibonacci numbers?

Published on 12 Dec 2011 - 15:42

score 81 · Answer 11 · 2011-12-13 00:31:20

81

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Finding the minimum for this formula

Published on 13 Dec 2011 - 0:31

score 1.4k · Answer 12 · 2026-04-09 02:55:33

1.4k

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Closed form for improper definite integral involving trig functions and exponentials?

Published on 09 Apr 2026 - 2:55

score 3.4k · Answer 13 · 2026-04-04 00:38:12

3.4k

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Closed form expression for the product $\prod\limits_{k=1}^{n}\left(1 - \frac{1}{ak}\right)$

Published on 04 Apr 2026 - 0:38

score 2.5k · Answer 14 · 2012-01-10 23:48:55

2.5k

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Partial Sum of a Polynomial

Published on 10 Jan 2012 - 23:48

score 158 · Answer 15 · 2026-04-09 12:44:42

158

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How to define the term closed-form expression?

Published on 09 Apr 2026 - 12:44

List Question

Representation of this function using a single formula without conditions

Rearranging a general closed form linear recurrence sequence

Are there sequences in which you can prove there are no closed form?

The value of the series $\frac11+\frac1{2+3}+\frac1{4+5+6}+\cdots$ and $\frac{1}{1}+\frac{1}{2\cdot3}+\frac{1}{4\cdot5\cdot6}+\cdots$

closed form of $\sum \frac{1}{z^3 - n^3}$

Is there an algebraic solution to $e^{-x/a}+e^{-x/b}=1$ ($a\neq b$, $a,b$ constants)?

Who has the upper hand in a generalized game of Risk?

How to get closed form from generating function?

Find a closed term for $f(n) = n + 2 f(n-1)$, $f(1)=1$

How to find the closed form to the fibonacci numbers?

Finding the minimum for this formula

Closed form for improper definite integral involving trig functions and exponentials?

Closed form expression for the product $\prod\limits_{k=1}^{n}\left(1 - \frac{1}{ak}\right)$

Partial Sum of a Polynomial

How to define the term closed-form expression?

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