List questions from recreational-mathematics

Published on 13 Apr 2026 - 6:18

85

Views

Can i use the inverse approximate Pi Function to approximate the nth prime?

Published on 11 Apr 2026 - 14:59

85

Views

Making regular sequences from a not necessarily regular sequence, but how many unique reqular sequences can we actually make?

Published on 15 Apr 2026 - 1:58

169

Views

Is $\arctan (\cos(x))$ periodic?

Published on 11 Apr 2026 - 23:13

595

Views

Fun with Primes

Published on 16 Apr 2026 - 11:12

180

Views

Curiosity: $\text{antiprime} = \text{prime} + 1$

Published on 16 Apr 2026 - 6:28

35

Views

Expected maximum occupation number for randomly distributed objects

Published on 12 Apr 2026 - 6:54

45

Views

Are there non-trivial integer $a$ and $c$ such that, for some natural values of $b_i$, the collection of $a^{b_i}+c$ contain every digit once?

Published on 15 Apr 2026 - 8:13

137

Views

I have some confusion regarding this question?could someone help?thanks.There are 25 people sitting around a table, and each person has two cards...

Published on 15 Apr 2026 - 21:49

58

Views

Can this algorithm for testing amicable numbers return false positives?

Published on 10 Apr 2026 - 10:12

342

Views

Probability of a poker hand of winning

Published on 15 Apr 2026 - 10:05

173

Views

A question involving non-integer bases and integer exponents

Published on 14 Apr 2026 - 22:17

385

Views

My brother is three times as old as me. How many times my age now was his age when I was born?

Published on 14 Apr 2026 - 4:11

68

Views

Lebesgue measure and the curse of dimensionality (application)

Published on 11 Apr 2026 - 18:13

71

Views

Stable Planar Graphs Under Hooke's Law

Published on 17 Apr 2026 - 6:33

List Question

How do you find the inverse of $f(x)=\frac{e^{x}-1}{|x|}$

Can i use the inverse approximate Pi Function to approximate the nth prime?

Making regular sequences from a not necessarily regular sequence, but how many unique reqular sequences can we actually make?

Is $\arctan (\cos(x))$ periodic?

Fun with Primes

Curiosity: $\text{antiprime} = \text{prime} + 1$

Expected maximum occupation number for randomly distributed objects

Are there non-trivial integer $a$ and $c$ such that, for some natural values of $b_i$, the collection of $a^{b_i}+c$ contain every digit once?

I have some confusion regarding this question?could someone help?thanks.There are 25 people sitting around a table, and each person has two cards...

Can this algorithm for testing amicable numbers return false positives?

Probability of a poker hand of winning

A question involving non-integer bases and integer exponents

My brother is three times as old as me. How many times my age now was his age when I was born?

Lebesgue measure and the curse of dimensionality (application)

Stable Planar Graphs Under Hooke's Law

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