Question

Magic Squares of Squares

score 98 · Answer 1 · 2026-04-13 20:30:32

98

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Magic Squares of Squares

Published on 13 Apr 2026 - 20:30

score 98 · Answer 2 · 2026-04-26 08:48:21

98

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Why's $\sum _{n=1}^{\infty } (-1)^n (n^{1/n}-1)$ accelerated by $\sum _{n=1}^{\infty } \frac{1}{2} (-1)^n \left(n^{1/n}-(n+1)^{\frac{1}{n+1}}\right)?$

Published on 26 Apr 2026 - 8:48

score 123 · Answer 3 · 2026-05-06 07:59:41

123

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For $a<b,\,\{a,\,b,\,k\}\in\mathbb{Z}$, Are there integrals $\int_a^b f(x)dx = e^k$ with $f(x)>0$ unrelated with exp. functions?

Published on 06 May 2026 - 7:59

score 178 · Answer 4 · 2026-04-11 23:36:11

178

Views

Standard deviation formula for multiple binomial distribution

Published on 11 Apr 2026 - 23:36

score 163 · Answer 5 · 2026-04-13 21:40:53

163

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Will mathematicians ever define zero as denominator?

Published on 13 Apr 2026 - 21:40

score 51 · Answer 6 · 2026-03-26 06:33:32

51

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Sonic boom of a falling object

Published on 26 Mar 2026 - 6:33

score 29 · Answer 7 · 2026-04-12 17:02:13

29

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What does the probability mass function function look like for this parametric distribution?

Published on 12 Apr 2026 - 17:02

score 367 · Answer 8 · 2026-04-14 03:48:33

367

Views

Are there Paterson Prime chains of arbitrary length?

Published on 14 Apr 2026 - 3:48

score 74 · Answer 9 · 2026-04-12 09:32:01

74

Views

How do I convert between these two equivalent expressions?

Published on 12 Apr 2026 - 9:32

score 43 · Answer 10 · 2026-05-11 07:20:25

43

Views

Friday the $13$ths with digits adding up to $13$

Published on 11 May 2026 - 7:20

score 31 · Answer 11 · 2026-04-10 20:36:06

31

Views

Stuck on Liebniz Integration Technique

Published on 10 Apr 2026 - 20:36

score 44 · Answer 12 · 2026-04-15 23:43:59

44

Views

Largest permutation of subset of $[n]$ with the property that every element in the right half is near to ($<n/2$ from) every element in the left half

Published on 15 Apr 2026 - 23:43

score 88 · Answer 13 · 2026-04-15 19:06:30

88

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Coman's Last Conjecture stating that every prime $q \geq 11$ can be written as $3 \cdot (p_1-1) + p_2$, where both $p_1$ and $p_2$ are prime numbers.

Published on 15 Apr 2026 - 19:06

score 77 · Answer 14 · 2026-04-14 10:44:15

77

Views

If $x=x$, then $x/x = 1$. Why not for zero?

Published on 14 Apr 2026 - 10:44

score 45 · Answer 15 · 2026-04-15 04:04:33

45

Views

Calculate the probability given both the 2 independent events happen

Published on 15 Apr 2026 - 4:04

List Question

Magic Squares of Squares

Why's $\sum _{n=1}^{\infty } (-1)^n (n^{1/n}-1)$ accelerated by $\sum _{n=1}^{\infty } \frac{1}{2} (-1)^n \left(n^{1/n}-(n+1)^{\frac{1}{n+1}}\right)?$

For $a<b,\,\{a,\,b,\,k\}\in\mathbb{Z}$, Are there integrals $\int_a^b f(x)dx = e^k$ with $f(x)>0$ unrelated with exp. functions?

Standard deviation formula for multiple binomial distribution

Will mathematicians ever define zero as denominator?

Sonic boom of a falling object

What does the probability mass function function look like for this parametric distribution?

Are there Paterson Prime chains of arbitrary length?

How do I convert between these two equivalent expressions?

Friday the $13$ths with digits adding up to $13$

Stuck on Liebniz Integration Technique

Largest permutation of subset of $[n]$ with the property that every element in the right half is near to ($<n/2$ from) every element in the left half

Coman's Last Conjecture stating that every prime $q \geq 11$ can be written as $3 \cdot (p_1-1) + p_2$, where both $p_1$ and $p_2$ are prime numbers.

If $x=x$, then $x/x = 1$. Why not for zero?

Calculate the probability given both the 2 independent events happen

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