List questions from recreational-mathematics

Published on 08 Apr 2026 - 16:33

111

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Alice plays a game of choosing numbers and replacing them with some other.

Published on 25 Mar 2026 - 17:33

231

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Seeking a practical layperson's explanation of the math behind spoke length selection for wheelbuilding

Published on 09 Apr 2026 - 0:20

247

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Find the angles without using trigonometry

Published on 06 Feb 2023 - 11:18

84

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Median Voter Models in Two Dimensions (computing area of a bounded sector)

Published on 25 Mar 2026 - 7:48

1k

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Mock PRMO question

Published on 10 Apr 2026 - 2:35

55

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I am getting an output on the computer from a formula which I am not able to understand

Published on 31 Mar 2026 - 19:16

68

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Circumscribed Circle And Inscribed Circle As Minima

Published on 09 Apr 2026 - 21:17

355

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$51456$, $541456$, $331259$ and $92020$.

Published on 09 Feb 2023 - 17:05

100

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Create unique table rotation for an event

Published on 09 Feb 2023 - 18:24

284

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How can you find the equation of the line that is tangent at two distinct points to the curve?

Published on 26 Mar 2026 - 14:35

195

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An argument that the value of m in a Collatz conjecture 2-cycle is subject to the same constraints as for a 1-cycle.

Published on 28 Mar 2026 - 11:44

232

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Can we arrange $\{1,...,9\}$ in $3\times 3$ grid so the set of products of rows equals the set of products of columns?

Published on 10 Feb 2023 - 15:34

57

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Find a sequence $(s_n)$ such that for any $a,b \in \mathbb{N}$, $\exists n \in \mathbb{N}$ where $s_n = a + b(n-1)$

Published on 10 Feb 2023 - 18:34

50

Views

Transform Between Uniform Distributions

Published on 12 Feb 2023 - 12:37

List Question

Finding the total number of objects(stones).

Alice plays a game of choosing numbers and replacing them with some other.

Seeking a practical layperson's explanation of the math behind spoke length selection for wheelbuilding

Find the angles without using trigonometry

Median Voter Models in Two Dimensions (computing area of a bounded sector)

Mock PRMO question

I am getting an output on the computer from a formula which I am not able to understand

Circumscribed Circle And Inscribed Circle As Minima

$51456$, $541456$, $331259$ and $92020$.

Create unique table rotation for an event

How can you find the equation of the line that is tangent at two distinct points to the curve?

An argument that the value of m in a Collatz conjecture 2-cycle is subject to the same constraints as for a 1-cycle.

Can we arrange $\{1,...,9\}$ in $3\times 3$ grid so the set of products of rows equals the set of products of columns?

Find a sequence $(s_n)$ such that for any $a,b \in \mathbb{N}$, $\exists n \in \mathbb{N}$ where $s_n = a + b(n-1)$

Transform Between Uniform Distributions

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