Question

Does the absence of horizontal lines shows that there are no $n,m\in \mathbb{N}$ such that $n^2=2m^2$?

score 66 · Answer 1 · 2026-04-13 23:57:50

66

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Does the absence of horizontal lines shows that there are no $n,m\in \mathbb{N}$ such that $n^2=2m^2$?

Published on 13 Apr 2026 - 23:57

score 113 · Answer 2 · 2026-05-10 22:31:53

113

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How to find irrational approximates

Published on 10 May 2026 - 22:31

score 1.2k · Answer 3 · 2026-04-13 17:00:54

1.2k

Views

Using decimals of $\pi$ to store data

Published on 13 Apr 2026 - 17:00

score 394 · Answer 4 · 2026-04-14 06:29:22

394

Views

Are there any non-trivial counterexamples to the non-closure of the irrational numbers over addition?

Published on 14 Apr 2026 - 6:29

score 3.2k · Answer 5 · 2026-04-16 10:16:39

3.2k

Views

Dimension of $\Bbb R$ over $\Bbb Q$ without cardinality argument.

Published on 16 Apr 2026 - 10:16

score 714 · Answer 6 · 2026-04-11 16:45:16

714

Views

Definition of Rational/ Irrational Numbers reguarding denominators

Published on 11 Apr 2026 - 16:45

score 5.8k · Answer 7 · 2026-04-13 05:02:19

5.8k

Views

The sum of two irrational square roots

Published on 13 Apr 2026 - 5:02

score 200 · Answer 8 · 2026-04-16 03:38:03

200

Views

The set $E= \{x\in [0,1]: \sum_{j=1}^\infty t^j|x−q_j|^{-r} <\infty\}$ does not contain all irrational numbers in $[0,1]$

Published on 16 Apr 2026 - 3:38

score 1.3k · Answer 9 · 2026-04-15 02:46:41

1.3k

Views

Deciding whether a number is rational (2 examples)

Published on 15 Apr 2026 - 2:46

score 168 · Answer 10 · 2026-04-16 16:00:59

168

Views

The minimum number of digits after the floating-point, which uniquely identify every irrational square root

Published on 16 Apr 2026 - 16:00

score 849 · Answer 11 · 2026-04-16 15:00:03

849

Views

$x+y\sqrt{2}$ infimum ($x,y\in \mathbb{Z}$)

Published on 16 Apr 2026 - 15:00

score 1.1k · Answer 12 · 2026-04-16 02:31:46

1.1k

Views

Proof that $\sqrt[m]{a} + \sqrt[n]{b}$ is irrational

Published on 16 Apr 2026 - 2:31

score 368 · Answer 13 · 2026-04-11 11:23:20

368

Views

Help With a proof (Irrational Number)

Published on 11 Apr 2026 - 11:23

score 1.2k · Answer 14 · 2026-04-16 07:03:20

1.2k

Views

Archimedes' Approximation of Square Roots

Published on 16 Apr 2026 - 7:03

score 4.8k · Answer 15 · 2026-04-10 17:49:47

4.8k

Views

Irrational numbers in reality

Published on 10 Apr 2026 - 17:49

List Question

Does the absence of horizontal lines shows that there are no $n,m\in \mathbb{N}$ such that $n^2=2m^2$?

How to find irrational approximates

Using decimals of $\pi$ to store data

Are there any non-trivial counterexamples to the non-closure of the irrational numbers over addition?

Dimension of $\Bbb R$ over $\Bbb Q$ without cardinality argument.

Definition of Rational/ Irrational Numbers reguarding denominators

The sum of two irrational square roots

The set $E= \{x\in [0,1]: \sum_{j=1}^\infty t^j|x−q_j|^{-r} <\infty\}$ does not contain all irrational numbers in $[0,1]$

Deciding whether a number is rational (2 examples)

The minimum number of digits after the floating-point, which uniquely identify every irrational square root

$x+y\sqrt{2}$ infimum ($x,y\in \mathbb{Z}$)

Proof that $\sqrt[m]{a} + \sqrt[n]{b}$ is irrational

Help With a proof (Irrational Number)

Archimedes' Approximation of Square Roots

Irrational numbers in reality

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