Question

Determine the least upper and the greatest lower bounds of the following sets

score 1.3k · Answer 1 · 2026-04-15 07:59:00

1.3k

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Determine the least upper and the greatest lower bounds of the following sets

Published on 15 Apr 2026 - 7:59

score 109 · Answer 2 · 2026-05-13 22:31:15

109

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Rudin's Proof of the Dirichlet Problem

Published on 13 May 2026 - 22:31

score 792 · Answer 3 · 2026-04-17 06:35:09

792

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Supremum norm in $\mathbb{R}^{2}$

Published on 17 Apr 2026 - 6:35

score 875 · Answer 4 · 2026-04-09 19:36:37

875

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Real Analysis - Limits and Continuity of Piecewise Function

Published on 09 Apr 2026 - 19:36

score 46 · Answer 5 · 2026-04-16 10:50:49

46

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find the least upper and the greatest lower bounds of the given set of real number?

Published on 16 Apr 2026 - 10:50

score 80 · Answer 6 · 2026-04-12 03:47:45

80

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Convergence in measure of $\chi_{[n,\infty]}$

Published on 12 Apr 2026 - 3:47

score 56 · Answer 7 · 2026-04-10 17:52:06

56

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Is $f$ increasing

Published on 10 Apr 2026 - 17:52

score 57 · Answer 8 · 2026-04-17 02:54:29

Find $f : [0,1] \to \mathbb R$ s.t. $\{x \in [0,1]$, for all neighborhood of $x$, there exist $y$ and $z$ in it s.t. $f(y)f(z)<0 \}\ $ is uncountable

score 92 · Answer 9 · 2026-04-23 21:34:56

92

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proof of $\lim_{k\to\infty} x_{n_k} = \lim_{n\to\infty} \sup x_n $

Published on 23 Apr 2026 - 21:34

score 92 · Answer 10 · 2026-05-14 20:52:36

92

Views

Can we discard 'bounded' from the hypothesis?

Published on 14 May 2026 - 20:52

score 872 · Answer 11 · 2026-05-14 19:35:48

872

Views

A $C^2$-function as difference of two convex functions

Published on 14 May 2026 - 19:35

score 59 · Answer 12 · 2026-05-14 10:16:01

59

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If $f$ is continuous and $f_n \rightarrow f$ uniformly on $X$ as $n\rightarrow \infty$

Published on 14 May 2026 - 10:16

score 54 · Answer 13 · 2026-05-11 04:10:40

54

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To determine the radius of convergence of a series

Published on 11 May 2026 - 4:10

score 72 · Answer 14 · 2026-05-10 15:08:36

72

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Uniform continuity on bounded set is bounded for every metric space?

Published on 10 May 2026 - 15:08

score 2.3k · Answer 15 · 2026-05-11 00:55:20

2.3k

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Proof explanation of linearity property of Riemann integrable functions

Published on 11 May 2026 - 0:55

List Question

Determine the least upper and the greatest lower bounds of the following sets

Rudin's Proof of the Dirichlet Problem

Supremum norm in $\mathbb{R}^{2}$

Real Analysis - Limits and Continuity of Piecewise Function

find the least upper and the greatest lower bounds of the given set of real number?

Convergence in measure of $\chi_{[n,\infty]}$

Is $f$ increasing

Find $f : [0,1] \to \mathbb R$ s.t. $\{x \in [0,1]$, for all neighborhood of $x$, there exist $y$ and $z$ in it s.t. $f(y)f(z)<0 \}\ $ is uncountable

proof of $\lim_{k\to\infty} x_{n_k} = \lim_{n\to\infty} \sup x_n $

Can we discard 'bounded' from the hypothesis?

A $C^2$-function as difference of two convex functions

If $f$ is continuous and $f_n \rightarrow f$ uniformly on $X$ as $n\rightarrow \infty$

To determine the radius of convergence of a series

Uniform continuity on bounded set is bounded for every metric space?

Proof explanation of linearity property of Riemann integrable functions

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