List questions from rational-numbers

Published on 01 Apr 2026 - 1:26

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Example Of a Proper noncyclic Subgroup of rationals

Published on 28 Jan 2014 - 18:27

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Prove that the Rationals are Countably Infinite

Published on 30 Jan 2014 - 2:35

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equivalence classes and cardinality

Published on 30 Jan 2014 - 23:58

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What is a rational number? What is the quotient of two integers?

Published on 01 Feb 2014 - 22:50

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simplify this expression 2-√(2+√3)/√(2+√3)

Published on 02 Feb 2014 - 10:56

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How to prove this is a rational number

Published on 06 Feb 2014 - 4:20

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representation of rational field

Published on 05 Apr 2026 - 23:42

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Is there a polynomial $f\in \mathbb Q[x]$ such that $f(x)^2=g(x)^2(x^2+1)$

Published on 09 Feb 2014 - 19:17

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Can integers be defined in the first-order theory of the rationals?

Published on 10 Feb 2014 - 6:45

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Why are the rational numbers not continuous?

Published on 11 Feb 2014 - 9:30

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Can the rational numbers be specified as an ordered field with <order property>?

Published on 12 Feb 2014 - 4:03

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Is it possible to do elliptic curve cryptography over $\mathbb{Q}$ instead of a finite field?

Published on 02 Apr 2026 - 17:31

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What Will Happen Without Decimal Expansion?

Published on 01 Apr 2026 - 6:52

409

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Proof Involving Rational Numbers

Published on 22 Feb 2014 - 17:37

List Question

Build the function by its values. Only combination of +, -, *, abs() allowed for this function.

Example Of a Proper noncyclic Subgroup of rationals

Prove that the Rationals are Countably Infinite

equivalence classes and cardinality

What is a rational number? What is the quotient of two integers?

simplify this expression 2-√(2+√3)/√(2+√3)

How to prove this is a rational number

representation of rational field

Is there a polynomial $f\in \mathbb Q[x]$ such that $f(x)^2=g(x)^2(x^2+1)$

Can integers be defined in the first-order theory of the rationals?

Why are the rational numbers not continuous?

Can the rational numbers be specified as an ordered field with <order property>?

Is it possible to do elliptic curve cryptography over $\mathbb{Q}$ instead of a finite field?

What Will Happen Without Decimal Expansion?

Proof Involving Rational Numbers

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