Question

Rudin's functional analysis, section 3.8 (c) proof.

score 79 · Answer 1 · 2019-01-09 15:27:35

Rudin's functional analysis, section 3.8 (c) proof.

Published on 09 Jan 2019 - 15:27

score 52 · Answer 2 · 2019-01-09 16:23:00

In topology,Find all points of the set B={(-2,-2),(1,1),(0,-1),(0,3)}, which are contained in the closed ball B((0,0),2)

score 108 · Answer 3 · 2026-03-25 22:23:47

108

Views

Prove that (, ) is a complete metric space

Published on 25 Mar 2026 - 22:23

score 451 · Answer 4 · 2026-03-29 16:49:27

451

Views

Can a Lorentzian manifold be compact (without time loops)?

Published on 29 Mar 2026 - 16:49

score 68 · Answer 5 · 2019-01-10 10:34:22

Let S be an uncountable subset of a separable metric space (X,d). Then,can we find any such S in X which contains no dense subset D, dense in itself?

score 87 · Answer 6 · 2026-03-26 22:19:54

87

Views

Sufficient and necessary binary relation for given metric

Published on 26 Mar 2026 - 22:19

score 501 · Answer 7 · 2019-01-12 12:24:16

501

Views

Is space $C[0,1]$ is Hausdorff?

Published on 12 Jan 2019 - 12:24

score 82 · Answer 8 · 2019-01-13 16:27:20

Proof that for every bounded open subset of a $n$-dimensional euclidean space, there exists a point in such space with the folowing condition?

score 181 · Answer 9 · 2019-01-13 21:42:52

181

Views

Proving two particular metrics have same topology.

Published on 13 Jan 2019 - 21:42

score 277 · Answer 10 · 2026-02-23 04:53:42

277

Views

Equicontinuous homeomorphism and compact metric

Published on 23 Feb 2026 - 4:53

score 1.5k · Answer 11 · 2019-01-14 12:10:06

1.5k

Views

If f is a continuous mapping of a metric space then $f(\overline{E}) \subset \overline{f(E)}$

Published on 14 Jan 2019 - 12:10

score 32 · Answer 12 · 2019-01-14 13:48:25

32

Views

How does the value of the following integral change when we scale the shape by a factor $k$?

Published on 14 Jan 2019 - 13:48

score 50 · Answer 13 · 2019-01-14 16:19:40

50

Views

Proving a function is continuous by writing it as composition of continuous functions

Published on 14 Jan 2019 - 16:19

score 142 · Answer 14 · 2019-01-14 20:06:00

Maximum number of elements of $X \subset \mathbb{R}^n$ such that the discrete metric in $X$ is induced by the eucliean one?

score 46 · Answer 15 · 2019-01-14 21:25:27

46

Views

Verification on proof of $\sigma(kU)=k^{2n+1}\sigma(U)$?

Published on 14 Jan 2019 - 21:25

List Question

Rudin's functional analysis, section 3.8 (c) proof.

In topology,Find all points of the set B={(-2,-2),(1,1),(0,-1),(0,3)}, which are contained in the closed ball B((0,0),2)

Prove that (, ) is a complete metric space

Can a Lorentzian manifold be compact (without time loops)?

Let S be an uncountable subset of a separable metric space (X,d). Then,can we find any such S in X which contains no dense subset D, dense in itself?

Sufficient and necessary binary relation for given metric

Is space $C[0,1]$ is Hausdorff?

Proof that for every bounded open subset of a $n$-dimensional euclidean space, there exists a point in such space with the folowing condition?

Proving two particular metrics have same topology.

Equicontinuous homeomorphism and compact metric

If f is a continuous mapping of a metric space then $f(\overline{E}) \subset \overline{f(E)}$

How does the value of the following integral change when we scale the shape by a factor $k$?

Proving a function is continuous by writing it as composition of continuous functions

Maximum number of elements of $X \subset \mathbb{R}^n$ such that the discrete metric in $X$ is induced by the eucliean one?

Verification on proof of $\sigma(kU)=k^{2n+1}\sigma(U)$?

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