Question

For a non empty finite set A whose all the elements are integers, its supremum and infimum are also integers.

score 83 · Answer 1 · 2018-05-06 16:58:50

83

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For a non empty finite set A whose all the elements are integers, its supremum and infimum are also integers.

Published on 06 May 2018 - 16:58

score 234 · Answer 2 · 2018-05-07 12:18:52

234

Views

Is it true that $\sup(Y) - \sup(X) \leq \sup(Y \setminus X)$

Published on 07 May 2018 - 12:18

score 333 · Answer 3 · 2018-05-09 16:37:03

333

Views

How is the supremum of a power series defined?

Published on 09 May 2018 - 16:37

score 61 · Answer 4 · 2018-05-12 14:18:15

61

Views

Show that if $X:[0,T]\to\mathbb R$ is continuous, then $\inf\left\{t\in\overline I:|X(t)|\geε\right\}\le t$ iff $|X(s)|\geε$ for some $s\in[0,t]$

Published on 12 May 2018 - 14:18

score 161 · Answer 5 · 2018-05-12 21:03:40

161

Views

Continuity for a set of functions in Supremum Norm metric space

Published on 12 May 2018 - 21:03

score 35 · Answer 6 · 2026-03-25 10:58:17

35

Views

Bounds on the difference of sups in terms of the Hausdorff distance between feasible regions

Published on 25 Mar 2026 - 10:58

score 44 · Answer 7 · 2026-03-25 06:48:28

44

Views

Finding coefficient in contraction mapping

Published on 25 Mar 2026 - 6:48

score 500 · Answer 8 · 2018-05-18 03:11:18

500

Views

Prove that $\frac 1z$ is not a uniform limit of polynomial functions on an annulus

Published on 18 May 2018 - 3:11

score 21 · Answer 9 · 2018-05-22 10:25:52

21

Views

Characterization of a set of points where one function dominates the other

Published on 22 May 2018 - 10:25

score 142 · Answer 10 · 2018-05-24 13:46:19

142

Views

Derive the supremum of a function

Published on 24 May 2018 - 13:46

score 45 · Answer 11 · 2018-05-24 14:55:17

45

Views

How to show that the following set is open,

Published on 24 May 2018 - 14:55

score 111 · Answer 12 · 2018-05-25 20:23:53

111

Views

Infimum of $\max(0,y) + \frac{1}{2t}(x-y)^2$

Published on 25 May 2018 - 20:23

score 3.9k · Answer 13 · 2018-05-26 20:21:53

3.9k

Views

What does Infimum of Upper Sum and Supremum of Lower Sums mean?

Published on 26 May 2018 - 20:21

score 831 · Answer 14 · 2018-05-28 14:05:16

831

Views

What are necessary and sufficient conditions for a supremum to be a limit point?

Published on 28 May 2018 - 14:05

score 244 · Answer 15 · 2018-05-28 14:23:01

244

Views

Infima and Inequalities

Published on 28 May 2018 - 14:23

List Question

For a non empty finite set A whose all the elements are integers, its supremum and infimum are also integers.

Is it true that $\sup(Y) - \sup(X) \leq \sup(Y \setminus X)$

How is the supremum of a power series defined?

Show that if $X:[0,T]\to\mathbb R$ is continuous, then $\inf\left\{t\in\overline I:|X(t)|\geε\right\}\le t$ iff $|X(s)|\geε$ for some $s\in[0,t]$

Continuity for a set of functions in Supremum Norm metric space

Bounds on the difference of sups in terms of the Hausdorff distance between feasible regions

Finding coefficient in contraction mapping

Prove that $\frac 1z$ is not a uniform limit of polynomial functions on an annulus

Characterization of a set of points where one function dominates the other

Derive the supremum of a function

How to show that the following set is open,

Infimum of $\max(0,y) + \frac{1}{2t}(x-y)^2$

What does Infimum of Upper Sum and Supremum of Lower Sums mean?

What are necessary and sufficient conditions for a supremum to be a limit point?

Infima and Inequalities

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