Question

Every norm in $\mathbb{R}$ has the form $||x||=a|x|$

score 279 · Answer 1 · 2026-03-29 18:31:36

279

Views

Every norm in $\mathbb{R}$ has the form $||x||=a|x|$

Published on 29 Mar 2026 - 18:31

score 82 · Answer 2 · 2018-07-11 04:02:38

82

Views

Boundary of the set in a metric space

Published on 11 Jul 2018 - 4:02

score 236 · Answer 3 · 2026-03-26 17:43:20

236

Views

Metric selection and scale-based preconditioning in quadratic optimization problem.

Published on 26 Mar 2026 - 17:43

score 59 · Answer 4 · 2018-07-11 18:54:13

59

Views

Show that $(cl(A))'=A'$ where $A\subseteq E$, $(E, d)$ is a metric space and $d$ is the metric function.

Published on 11 Jul 2018 - 18:54

score 685 · Answer 5 · 2018-07-11 19:26:27

685

Views

Proof Verification: Finding A Ball Strictly Contained In An Open Set Of A Metric Space

Published on 11 Jul 2018 - 19:26

score 263 · Answer 6 · 2018-07-12 07:17:03

263

Views

Regarding continuity of functions and convergence of sequences between metric spaces.

Published on 12 Jul 2018 - 7:17

score 110 · Answer 7 · 2018-07-12 15:24:49

110

Views

cut off function-Morrey's book

Published on 12 Jul 2018 - 15:24

score 11.5k · Answer 8 · 2026-02-22 23:30:50

11.5k

Views

What is a pullback of a metric, and how does it work?

Published on 22 Feb 2026 - 23:30

score 41 · Answer 9 · 2026-03-24 23:39:18

41

Views

Looking for recommendations on modeling a problem

Published on 24 Mar 2026 - 23:39

score 345 · Answer 10 · 2026-03-25 15:10:33

345

Views

Regarding a metric space is compact, complete, connected

Published on 25 Mar 2026 - 15:10

score 2.2k · Answer 11 · 2026-03-25 01:34:03

2.2k

Views

Equivalent metrics generate the same topology

Published on 25 Mar 2026 - 1:34

score 1.6k · Answer 12 · 2018-07-15 09:09:38

1.6k

Views

Identity function continuous function between usual and discrete metric space

Published on 15 Jul 2018 - 9:09

score 203 · Answer 13 · 2018-07-15 15:22:58

203

Views

Non-empty, disjoint subsets of $\Bbb R^2,$ both isometric to their union?

Published on 15 Jul 2018 - 15:22

score 593 · Answer 14 · 2018-07-16 13:24:05

593

Views

How to prove that if $f:\mathbb{R} \to \mathbb{R}^2$ is of class $C^1$, then $f$ is not onto.

Published on 16 Jul 2018 - 13:24

score 222 · Answer 15 · 2018-07-16 15:27:01

222

Views

Metric induced by a surjective mapping

Published on 16 Jul 2018 - 15:27

List Question

Every norm in $\mathbb{R}$ has the form $||x||=a|x|$

Boundary of the set in a metric space

Metric selection and scale-based preconditioning in quadratic optimization problem.

Show that $(cl(A))'=A'$ where $A\subseteq E$, $(E, d)$ is a metric space and $d$ is the metric function.

Proof Verification: Finding A Ball Strictly Contained In An Open Set Of A Metric Space

Regarding continuity of functions and convergence of sequences between metric spaces.

cut off function-Morrey's book

What is a pullback of a metric, and how does it work?

Looking for recommendations on modeling a problem

Regarding a metric space is compact, complete, connected

Equivalent metrics generate the same topology

Identity function continuous function between usual and discrete metric space

Non-empty, disjoint subsets of $\Bbb R^2,$ both isometric to their union?

How to prove that if $f:\mathbb{R} \to \mathbb{R}^2$ is of class $C^1$, then $f$ is not onto.

Metric induced by a surjective mapping

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