List questions from recreational-mathematics

Published on 29 Sep 2016 - 13:17

35

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Prime Walks in a Finite Columnar Arrangement of the Odd Numbers

Published on 25 Mar 2026 - 21:49

434

Views

100 Prisoners and a Light Bulb Part 2 (one of possible solutions)

Published on 30 Sep 2016 - 13:41

58

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Distance in plane geometry : is unicity of segment an axiom?

Published on 28 Mar 2026 - 8:36

2.1k

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Is the empty set homeomorphic to itself?

Published on 01 Oct 2016 - 1:00

1.1k

Views

What's funny about $\forall \forall \exists \exists$?

Published on 29 Mar 2026 - 6:02

719

Views

Defining $|x|=-1$

Published on 31 Mar 2026 - 10:04

2.3k

Views

Rock, Paper, Scissors Probability For Multiple Players

Published on 02 Oct 2016 - 15:25

523

Views

A list of math puzzle sites that require little knowledge beyond first year college math, just a lot of creativity?

Published on 25 Mar 2026 - 18:57

73

Views

Identify a function's coefficients based on its values.

Published on 02 Apr 2026 - 14:33

762

Views

Odds of winning Orchard Game?

Published on 06 Oct 2016 - 1:23

99

Views

Does this make mathematical sense?

Published on 06 Oct 2016 - 21:03

784

Views

Same Diagonal Dissection

Published on 26 Mar 2026 - 19:14

2.3k

Views

Did I derive a new form of the gamma function?

Published on 31 Mar 2026 - 11:11

625

Views

Constant default probability problem

Published on 08 Oct 2016 - 17:55

List Question

Over the probability of answering in a random way to given questions.

Prime Walks in a Finite Columnar Arrangement of the Odd Numbers

100 Prisoners and a Light Bulb Part 2 (one of possible solutions)

Distance in plane geometry : is unicity of segment an axiom?

Is the empty set homeomorphic to itself?

What's funny about $\forall \forall \exists \exists$?

Defining $|x|=-1$

Rock, Paper, Scissors Probability For Multiple Players

A list of math puzzle sites that require little knowledge beyond first year college math, just a lot of creativity?

Identify a function's coefficients based on its values.

Odds of winning Orchard Game?

Does this make mathematical sense?

Same Diagonal Dissection

Did I derive a new form of the gamma function?

Constant default probability problem

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