List questions from compact-operators

308

Views

Compact operator $L:\ell^2\to\ell^2$ with $\Vert L\Vert=1$ such that $\Vert L(x)\Vert<\Vert x\Vert$ for all $x$

Published on 16 Jan 2019 - 23:30

190

Views

Compact operator on $L_2([0,1],m)$

Published on 17 Jan 2019 - 10:00

146

Views

Compact open operator between Banach spaces

Published on 17 Jan 2019 - 14:09

168

Views

Compact embedding of the domain and compact inverse

Published on 19 Jan 2019 - 10:53

58

Views

Norm and compactness of the Operator $(Tu)(x)=\alpha(x)u'(x), u\in Y, x\in I$

Published on 22 Jan 2019 - 12:23

220

Views

Show that this operator is not compact using Arzela-Ascoli

Published on 23 Feb 2026 - 3:26

445

Views

Compactness of an integral operator from $L^2$ to $L^2$

Published on 23 Feb 2026 - 3:28

235

Views

Show compactness of an operator

Published on 28 Jan 2019 - 16:21

119

Views

Question on Compact operators: Suitable definition of a sequence of compact operators

Published on 30 Jan 2019 - 11:46

587

Views

Help understanding proof that Hilbert-Schmidt operators are compact

Published on 05 Feb 2019 - 19:00

54

Views

Source for a particular proof of the spectral theorem.

Published on 25 Mar 2026 - 6:11

1.2k

Views

Linear operator is compact if and only if its adjoint is compact

Published on 08 Feb 2019 - 19:58

60

Views

$\tilde{T} : X/X_0 \to Y $ is also compact

Published on 15 Feb 2019 - 14:47

57

Views

$T :N \to N_1$ is compact iff closure of $T(S)$ is compact $\forall S$ bounded subset of $N$

Published on 15 Feb 2019 - 15:15

82

Views

Spectral theory: Operator compact implies existence of convergent subsequence

Published on 20 Feb 2019 - 7:21

List Question

Compact operator $L:\ell^2\to\ell^2$ with $\Vert L\Vert=1$ such that $\Vert L(x)\Vert<\Vert x\Vert$ for all $x$

Compact operator on $L_2([0,1],m)$

Compact open operator between Banach spaces

Compact embedding of the domain and compact inverse

Norm and compactness of the Operator $(Tu)(x)=\alpha(x)u'(x), u\in Y, x\in I$

Show that this operator is not compact using Arzela-Ascoli

Compactness of an integral operator from $L^2$ to $L^2$

Show compactness of an operator

Question on Compact operators: Suitable definition of a sequence of compact operators

Help understanding proof that Hilbert-Schmidt operators are compact

Source for a particular proof of the spectral theorem.

Linear operator is compact if and only if its adjoint is compact

$\tilde{T} : X/X_0 \to Y $ is also compact

$T :N \to N_1$ is compact iff closure of $T(S)$ is compact $\forall S$ bounded subset of $N$

Spectral theory: Operator compact implies existence of convergent subsequence

Trending Questions

Popular # Hahtags

Popular Questions