Question

What does this ZF+[AOC-Lite] Look Like?

score 92 · Answer 1 · 2026-03-25 14:21:11

92

Views

What does this ZF+[AOC-Lite] Look Like?

Published on 25 Mar 2026 - 14:21

score 322 · Answer 2 · 2026-03-25 16:05:14

322

Views

Differential equation with infinite initial value

Published on 25 Mar 2026 - 16:05

score 682 · Answer 3 · 2018-10-04 09:53:09

682

Views

Random selection in an infinite set

Published on 04 Oct 2018 - 9:53

score 830 · Answer 4 · 2018-10-04 12:38:04

830

Views

How does Cantor's diagonal argument actually prove that the set of real numbers is larger than that of natural numbers?

Published on 04 Oct 2018 - 12:38

score 125 · Answer 5 · 2018-10-04 16:42:53

125

Views

Show that $\lim_{x \rightarrow \infty} f'(x)<1$ implies $f(x_0)<x_0$ for some $x_0$

Published on 04 Oct 2018 - 16:42

score 853 · Answer 6 · 2026-03-25 03:02:57

853

Views

Why is the homogeneous line through all points at infinity (1:0:0) and not (0:0:0)?

Published on 25 Mar 2026 - 3:02

score 692 · Answer 7 · 2018-10-05 03:45:01

692

Views

Why is $\cos(\infty)$ undefined?

Published on 05 Oct 2018 - 3:45

score 112 · Answer 8 · 2018-10-07 14:21:04

112

Views

Over ZF, does CUCSCS imply that every infinite set is Dedekind-infinite? (C: Countable, etc.)

Published on 07 Oct 2018 - 14:21

score 71 · Answer 9 · 2018-10-08 22:15:34

71

Views

$\sum_{n>k}\frac{j}{j+1}\cdot (j+1)^{-n}=\frac{j}{j+1}\cdot (j+1)^{-(k+1)}\cdot \sum _{n=0}^{\infty}(j+1)^{-n}$

Published on 08 Oct 2018 - 22:15

score 47 · Answer 10 · 2018-10-09 21:28:26

47

Views

why this statement about $\sum_{i=0}^n a_n$ is false?

Published on 09 Oct 2018 - 21:28

score 151 · Answer 11 · 2018-10-10 00:06:42

151

Views

Why the $\lim_{n\to\infty} (\frac{n}{n^2+1}+\frac{n}{n^2+4}+.....+\frac{n}{n^2+n^2})= \frac{\pi}{4}$?

Published on 10 Oct 2018 - 0:06

score 60 · Answer 12 · 2018-10-10 16:41:19

60

Views

Is it possible to reduce an algebraic function to $1$s and $0$s?

Published on 10 Oct 2018 - 16:41

score 42 · Answer 13 · 2018-10-12 21:38:26

42

Views

Proving that $(a,b)$ is $F_{\sigma},\forall a,b\in\mathbf{R}$

Published on 12 Oct 2018 - 21:38

score 51 · Answer 14 · 2026-03-25 19:03:44

51

Views

Why do we need the following set to have an infinite set?

Published on 25 Mar 2026 - 19:03

score 76 · Answer 15 · 2026-03-25 12:26:12

76

Views

Number having sexagesimal expansion end with infinitely many zeros?

Published on 25 Mar 2026 - 12:26

List Question

What does this ZF+[AOC-Lite] Look Like?

Differential equation with infinite initial value

Random selection in an infinite set

How does Cantor's diagonal argument actually prove that the set of real numbers is larger than that of natural numbers?

Show that $\lim_{x \rightarrow \infty} f'(x)<1$ implies $f(x_0)<x_0$ for some $x_0$

Why is the homogeneous line through all points at infinity (1:0:0) and not (0:0:0)?

Why is $\cos(\infty)$ undefined?

Over ZF, does CUCSCS imply that every infinite set is Dedekind-infinite? (C: Countable, etc.)

$\sum_{n>k}\frac{j}{j+1}\cdot (j+1)^{-n}=\frac{j}{j+1}\cdot (j+1)^{-(k+1)}\cdot \sum _{n=0}^{\infty}(j+1)^{-n}$

why this statement about $\sum_{i=0}^n a_n$ is false?

Why the $\lim_{n\to\infty} (\frac{n}{n^2+1}+\frac{n}{n^2+4}+.....+\frac{n}{n^2+n^2})= \frac{\pi}{4}$?

Is it possible to reduce an algebraic function to $1$s and $0$s?

Proving that $(a,b)$ is $F_{\sigma},\forall a,b\in\mathbf{R}$

Why do we need the following set to have an infinite set?

Number having sexagesimal expansion end with infinitely many zeros?

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