List questions from rational-numbers

Published on 29 Mar 2026 - 21:54

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Sum of all rationals between 0 and 1 squared

Published on 05 Feb 2017 - 13:58

126

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For which natural numbers a fraction can be simplifed

Published on 31 Mar 2026 - 22:45

144

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Simplifying Complex Rational Expression

Published on 30 Mar 2026 - 2:57

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Show that it is impossible to list the rational numbers in increasing order

Published on 01 Apr 2026 - 8:10

473

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The rationals are an intersection of open set-contradiction to Baire theorem

Published on 23 Feb 2026 - 4:40

69

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Showing Rationals are Countable - Confusing Notation

Published on 29 Mar 2026 - 21:52

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Prove, by contradiction, that, if $cx^2 + bx + a$ has no rational root, then $ax^2 + bx + c$ has no rational root.

Published on 02 Apr 2026 - 0:24

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Properties of Irrational and Rational Numbers

Published on 26 Mar 2026 - 9:41

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Linear independence over Q of logarithmic powers of prime numbers

Published on 13 Feb 2017 - 4:41

224

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rational numbers of the form $\frac{a^3+b^3}{c^3+d^3}$

Published on 13 Feb 2017 - 14:05

235

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Show that there are countably many circles with three rational points.

Published on 14 Feb 2017 - 23:47

250

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Is there a name for this subset of rational numbers?

Published on 15 Feb 2017 - 21:49

272

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Verify that $G$ is a group

Published on 17 Feb 2017 - 16:45

767

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Is every point in the Cantor set rational?

Published on 27 Mar 2026 - 4:16

List Question

Analysis of a proof that the decimal expression for any rational is periodic.

Sum of all rationals between 0 and 1 squared

For which natural numbers a fraction can be simplifed

Simplifying Complex Rational Expression

Show that it is impossible to list the rational numbers in increasing order

The rationals are an intersection of open set-contradiction to Baire theorem

Showing Rationals are Countable - Confusing Notation

Prove, by contradiction, that, if $cx^2 + bx + a$ has no rational root, then $ax^2 + bx + c$ has no rational root.

Properties of Irrational and Rational Numbers

Linear independence over Q of logarithmic powers of prime numbers

rational numbers of the form $\frac{a^3+b^3}{c^3+d^3}$

Show that there are countably many circles with three rational points.

Is there a name for this subset of rational numbers?

Verify that $G$ is a group

Is every point in the Cantor set rational?

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