Question

Prove that $\pi$ has $2$ digits that repeat infinite number of times

score 450 · Answer 1 · 2026-03-29 19:27:40

450

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Prove that $\pi$ has $2$ digits that repeat infinite number of times

Published on 29 Mar 2026 - 19:27

score 2.3k · Answer 2 · 2016-11-05 05:02:27

2.3k

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How to prove $\sqrt{18}$ is irrational without using proof by contradiction?

Published on 05 Nov 2016 - 5:02

score 63 · Answer 3 · 2016-11-05 17:40:21

63

Views

Complex exponential map restricted to the rational numbers

Published on 05 Nov 2016 - 17:40

score 1.1k · Answer 4 · 2016-11-06 01:06:13

1.1k

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Please verify my proof: $\sqrt{18}$ is irrational.

Published on 06 Nov 2016 - 1:06

score 163 · Answer 5 · 2016-11-06 01:43:26

163

Views

using proof by contradiction.

Published on 06 Nov 2016 - 1:43

score 5k · Answer 6 · 2026-03-26 22:51:56

5k

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Irrational numbers and Pythagoras Theorem

Published on 26 Mar 2026 - 22:51

score 2.2k · Answer 7 · 2016-11-06 16:36:23

2.2k

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Did Euclid really prove the existence of irrational numbers?

Published on 06 Nov 2016 - 16:36

score 101 · Answer 8 · 2016-11-07 14:04:29

101

Views

Is there a function that produces the decimals of π?

Published on 07 Nov 2016 - 14:04

score 17.2k · Answer 9 · 2016-11-08 04:42:22

17.2k

Views

Is Area of a circle always irrational

Published on 08 Nov 2016 - 4:42

score 133 · Answer 10 · 2016-11-09 04:12:47

133

Views

At which points is the function discontinuous?

Published on 09 Nov 2016 - 4:12

score 42 · Answer 11 · 2026-03-27 04:57:10

42

Views

$-\xi = \langle -a_0-1,1,a_1-1,a_2,a_3,\cdots\rangle\ \ if \ \ \ a_1>1. $

Published on 27 Mar 2026 - 4:57

score 1.3k · Answer 12 · 2016-11-10 12:54:26

1.3k

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Show that the sets $V_k := q_k + V := \{q_k + v: v \in V \}, k \in \Bbb N$ are disjoint to each other.

Published on 10 Nov 2016 - 12:54

score 123 · Answer 13 · 2016-11-11 19:21:15

123

Views

Variable power with negative irrational exponent, wrong result but why?

Published on 11 Nov 2016 - 19:21

score 146 · Answer 14 · 2016-11-12 22:41:59

146

Views

Can there be a string of irrational numbers in a row without a rational number in between?

Published on 12 Nov 2016 - 22:41

score 56 · Answer 15 · 2016-11-15 15:41:22

56

Views

for every irrational number $i_1 \in [0, 1]$, there is only one irrational number $i_2 \in [0, 1]$ such that $i_1 - i_2 \in \Bbb Q$

Published on 15 Nov 2016 - 15:41

List Question

Prove that $\pi$ has $2$ digits that repeat infinite number of times

How to prove $\sqrt{18}$ is irrational without using proof by contradiction?

Complex exponential map restricted to the rational numbers

Please verify my proof: $\sqrt{18}$ is irrational.

using proof by contradiction.

Irrational numbers and Pythagoras Theorem

Did Euclid really prove the existence of irrational numbers?

Is there a function that produces the decimals of π?

Is Area of a circle always irrational

At which points is the function discontinuous?

$-\xi = \langle -a_0-1,1,a_1-1,a_2,a_3,\cdots\rangle\ \ if \ \ \ a_1>1. $

Show that the sets $V_k := q_k + V := \{q_k + v: v \in V \}, k \in \Bbb N$ are disjoint to each other.

Variable power with negative irrational exponent, wrong result but why?

Can there be a string of irrational numbers in a row without a rational number in between?

for every irrational number $i_1 \in [0, 1]$, there is only one irrational number $i_2 \in [0, 1]$ such that $i_1 - i_2 \in \Bbb Q$

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