List questions from irrational-numbers

Published on 25 Oct 2013 - 13:06

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The n-th root of a prime number is irrational

Published on 27 Oct 2013 - 10:08

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Rational + irrational = always irrational?

Published on 28 Oct 2013 - 13:42

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If $(F_n)$ is increasing and $\lim_{n\to\infty}\frac{F_1\dotsb F_n}{F_{n+1}}=0$ then $\sum\limits_{n=1}^\infty\frac1{F_n}$ is irrational

Published on 30 Oct 2013 - 2:06

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Minkowski's question mark function iterations

Published on 31 Oct 2013 - 11:40

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When to rationalize numerator and/or denominator?

Published on 01 Nov 2013 - 4:03

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Why is a repeating decimal a rational number?

Published on 02 Nov 2013 - 18:44

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Proving that $\sqrt{3} +\sqrt{7}$ is rational/irrational

Published on 04 Nov 2013 - 13:13

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Can there exist a function with discontinuity at Cantor's Set union Z?

Published on 04 Nov 2013 - 22:23

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how $\pi$ is irrational if it is a ratio

Published on 02 Apr 2026 - 15:43

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The irrationality of the square root of 2

Published on 06 Nov 2013 - 0:26

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ZFC and irrational numbers

Published on 06 Nov 2013 - 20:06

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Third degree polynomial with integer coefficient and three irrational roots

Published on 07 Nov 2013 - 3:18

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The Conjugate Roots Theorem for Irrational Roots

Published on 07 Nov 2013 - 3:37

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Subsets of real line without accumulation points; also, accumulation points of irrationals

Published on 08 Nov 2013 - 14:11

List Question

Prove $\sqrt{2} + \sqrt{5}$ is irrational

The n-th root of a prime number is irrational

Rational + irrational = always irrational?

If $(F_n)$ is increasing and $\lim_{n\to\infty}\frac{F_1\dotsb F_n}{F_{n+1}}=0$ then $\sum\limits_{n=1}^\infty\frac1{F_n}$ is irrational

Minkowski's question mark function iterations

When to rationalize numerator and/or denominator?

Why is a repeating decimal a rational number?

Proving that $\sqrt{3} +\sqrt{7}$ is rational/irrational

Can there exist a function with discontinuity at Cantor's Set union Z?

how $\pi$ is irrational if it is a ratio

The irrationality of the square root of 2

ZFC and irrational numbers

Third degree polynomial with integer coefficient and three irrational roots

The Conjugate Roots Theorem for Irrational Roots

Subsets of real line without accumulation points; also, accumulation points of irrationals

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