Question

If $K$ is cantor set, prove that $S = K \bigcap \{\dfrac {k}{3^n}~|~n \in \mathbb N, k \in \mathbb N_{3^n}, \dfrac {k}{3} \ne \mathbb N \}$

score 44 · Answer 1 · 2026-04-24 22:31:55

If $K$ is cantor set, prove that $S = K \bigcap \{\dfrac {k}{3^n}~|~n \in \mathbb N, k \in \mathbb N_{3^n}, \dfrac {k}{3} \ne \mathbb N \}$

score 35 · Answer 2 · 2026-04-12 15:13:22

35

Views

How do I show that $ k\times0.25^{2^{k+2}-2^k} \to 0$ as $k \to \infty$?

Published on 12 Apr 2026 - 15:13

score 61 · Answer 3 · 2026-04-13 20:01:51

61

Views

The advantage of making two slightly different concept( adherent and limit point)

Published on 13 Apr 2026 - 20:01

score 1.3k · Answer 4 · 2026-04-14 11:44:42

1.3k

Views

What are the meanings of sup$\{f,g\}$ and max$\{f,g\}$?

Published on 14 Apr 2026 - 11:44

score 218 · Answer 5 · 2026-04-15 22:57:38

218

Views

$\lim\limits_{x\to0}\sin1/x$

Published on 15 Apr 2026 - 22:57

score 551 · Answer 6 · 2026-04-11 20:11:47

551

Views

A particular proof of the mean value inequality for vector valued functions

Published on 11 Apr 2026 - 20:11

score 916 · Answer 7 · 2026-04-08 23:55:33

916

Views

Explanation for the Proof of Dirichlet's test

Published on 08 Apr 2026 - 23:55

score 28 · Answer 8 · 2026-04-29 12:22:44

28

Views

Solution of equality $N'(t)=f(N(t)) N(t)$ have the following property: $\lim_{t\to\infty} N(t)=K$- proof

Published on 29 Apr 2026 - 12:22

score 135 · Answer 9 · 2026-04-17 13:12:55

135

Views

Why can't I use L'Hospital to evaluate $\lim\limits_{x\to 2^+}\frac{\ln(x^2-3)}{\sinh(x-2)}$?

Published on 17 Apr 2026 - 13:12

score 463 · Answer 10 · 2026-04-15 22:39:44

463

Views

Uniform convergence, indicator functions and Schwartz functions

Published on 15 Apr 2026 - 22:39

score 78 · Answer 11 · 2026-04-11 02:47:33

78

Views

False statements about the continuous on the interval function

Published on 11 Apr 2026 - 2:47

score 88 · Answer 12 · 2026-04-01 14:03:02

88

Views

Is the image of polynomial map of a box convex?

Published on 01 Apr 2026 - 14:03

score 35 · Answer 13 · 2026-04-10 16:26:17

35

Views

Is there an easy way to prove the function is non-negative in a compact domain?

Published on 10 Apr 2026 - 16:26

score 64 · Answer 14 · 2026-04-16 20:02:16

64

Views

Proving convergence by definition

Published on 16 Apr 2026 - 20:02

score 44 · Answer 15 · 2026-04-29 12:52:16

44

Views

If we know the the slopes of two tangents at a certain $x$-value and a certain $y$-value, how to find quadratic function with these characteristics?

Published on 29 Apr 2026 - 12:52

List Question

If $K$ is cantor set, prove that $S = K \bigcap \{\dfrac {k}{3^n}~|~n \in \mathbb N, k \in \mathbb N_{3^n}, \dfrac {k}{3} \ne \mathbb N \}$

How do I show that $ k\times0.25^{2^{k+2}-2^k} \to 0$ as $k \to \infty$?

The advantage of making two slightly different concept( adherent and limit point)

What are the meanings of sup$\{f,g\}$ and max$\{f,g\}$?

$\lim\limits_{x\to0}\sin1/x$

A particular proof of the mean value inequality for vector valued functions

Explanation for the Proof of Dirichlet's test

Solution of equality $N'(t)=f(N(t)) N(t)$ have the following property: $\lim_{t\to\infty} N(t)=K$- proof

Why can't I use L'Hospital to evaluate $\lim\limits_{x\to 2^+}\frac{\ln(x^2-3)}{\sinh(x-2)}$?

Uniform convergence, indicator functions and Schwartz functions

False statements about the continuous on the interval function

Is the image of polynomial map of a box convex?

Is there an easy way to prove the function is non-negative in a compact domain?

Proving convergence by definition

If we know the the slopes of two tangents at a certain $x$-value and a certain $y$-value, how to find quadratic function with these characteristics?

Trending Questions

Popular # Hahtags

Popular Questions