List questions from separable-spaces

Published on 26 Oct 2016 - 5:02

5.7k

Views

Continuous image of separable space

Published on 14 Nov 2016 - 17:50

159

Views

Separability of space of continuous curves in a polish space

Published on 16 Nov 2016 - 15:33

1.5k

Views

Show that closure of a separable space is separable.

Published on 17 Nov 2016 - 17:11

77

Views

Let $\mathcal{H}$ denote a separable Hilbert space. Construct a nonzero operator $T \in B(\mathcal{H})$ such that $T^2 = 0$.

Published on 01 Dec 2016 - 21:48

78

Views

$X$ top space with countable basis $B = \{B_n\}_{n\in \mathbb{N}}$. Then exists countable subset $D\subseteq X$, $\overline{D} = X$

Published on 25 Mar 2026 - 13:55

917

Views

Is $\mathbb{R}$ as a $\mathbb{Q}$-vector space separable?

Published on 13 Dec 2016 - 19:27

122

Views

$K(\ell_2)$ is separable?

Published on 29 Dec 2016 - 19:10

420

Views

Subset of separable Hilbert space

Published on 08 Jan 2017 - 16:28

148

Views

Realification of a separable complex Hilbert space

Published on 11 Jan 2017 - 20:04

143

Views

If $(E,\tau)$ is a topological space $E_2$, then $(E,\tau)$ is Lindelöf and separable.

Published on 25 Mar 2026 - 13:55

68

Views

Where H separable fails?

Published on 12 Jan 2017 - 21:43

91

Views

The statement on nonseparable metric spaces

Published on 16 Jan 2017 - 10:24

128

Views

Any linear combination of $\{a_1,a_2,\cdots,a_n\}$ is also separable over $K$

Published on 05 Feb 2017 - 2:10

572

Views

Determining whether a metric space is separable?

Published on 06 Feb 2017 - 12:56

List Question

Is $2^{\frak{c}}$ separable?

Continuous image of separable space

Separability of space of continuous curves in a polish space

Show that closure of a separable space is separable.

Let $\mathcal{H}$ denote a separable Hilbert space. Construct a nonzero operator $T \in B(\mathcal{H})$ such that $T^2 = 0$.

$X$ top space with countable basis $B = \{B_n\}_{n\in \mathbb{N}}$. Then exists countable subset $D\subseteq X$, $\overline{D} = X$

Is $\mathbb{R}$ as a $\mathbb{Q}$-vector space separable?

$K(\ell_2)$ is separable?

Subset of separable Hilbert space

Realification of a separable complex Hilbert space

If $(E,\tau)$ is a topological space $E_2$, then $(E,\tau)$ is Lindelöf and separable.

Where H separable fails?

The statement on nonseparable metric spaces

Any linear combination of $\{a_1,a_2,\cdots,a_n\}$ is also separable over $K$

Determining whether a metric space is separable?

Trending Questions

Popular # Hahtags

Popular Questions