List questions from rational-numbers

Published on 08 Apr 2026 - 21:25

31

Views

minimal fractions with matching decimal expansions to 18 places

Published on 08 Apr 2026 - 18:09

41

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Step 1 in proof of denseness of $\Bbb Q$

Published on 25 Mar 2026 - 20:53

110

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Can the Stern-Brocot tree be employed for better convergence of $2^m/3^n$?

Published on 03 Apr 2026 - 13:13

505

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Variation in density of the Farey sequence in the interval $[0,1]$

Published on 25 Mar 2026 - 19:58

56

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There are pairs of rational numbers $(a,b)$

Published on 30 Jan 2021 - 16:28

56

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Prove certain polynomials are irreducible in $\mathbb{Q}[X]$

Published on 30 Jan 2021 - 16:59

47

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Can the sum of all rationals under a number be finite?

Published on 02 Feb 2021 - 11:54

44

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Is there a standard name for the set of numbers that are rational powers of rationals?

Published on 04 Feb 2021 - 23:16

271

Views

Distribution of irrational or transcendental numbers

Published on 29 Mar 2026 - 14:20

24

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Monotonic functions bijectively mapping rational numbers to $n$-adic rationals (numbers having finite expansions in base $n$)

Published on 04 Apr 2026 - 11:27

530

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Numbers of the kind $0.aaa\ldots =\frac{1}{aaa\ldots a}$

Published on 02 Apr 2026 - 7:55

59

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More than 5 but less than 50 rational solutions

Published on 08 Feb 2021 - 8:48

32

Views

Rationals: dense ordering question

Published on 08 Feb 2021 - 18:51

62

Views

Prove $t^{1\over t-1}$ is rational only when $t=2$ in the context of solving $x^y=y^x$ where $x\neq y$

Published on 08 Apr 2026 - 4:17

List Question

Understanding of real numbers based on Dedekind cut?

minimal fractions with matching decimal expansions to 18 places

Step 1 in proof of denseness of $\Bbb Q$

Can the Stern-Brocot tree be employed for better convergence of $2^m/3^n$?

Variation in density of the Farey sequence in the interval $[0,1]$

There are pairs of rational numbers $(a,b)$

Prove certain polynomials are irreducible in $\mathbb{Q}[X]$

Can the sum of all rationals under a number be finite?

Is there a standard name for the set of numbers that are rational powers of rationals?

Distribution of irrational or transcendental numbers

Monotonic functions bijectively mapping rational numbers to $n$-adic rationals (numbers having finite expansions in base $n$)

Numbers of the kind $0.aaa\ldots =\frac{1}{aaa\ldots a}$

More than 5 but less than 50 rational solutions

Rationals: dense ordering question

Prove $t^{1\over t-1}$ is rational only when $t=2$ in the context of solving $x^y=y^x$ where $x\neq y$

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