List questions from invariant-subspace

Published on 02 Jul 2020 - 5:50

175

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Intersection between invariant curves for a map that coming from an autonomus vector field.

Published on 18 Mar 2026 - 20:32

73

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$Z(v,T) = 1 \iff v$ is engevector of $T$.

Published on 02 Jul 2020 - 18:39

362

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$W$ is a $T$-invariant subspace of $V$, prove a Jordan form of $T|_W$ contained the Jordan form of $T$.

Published on 12 Jul 2020 - 6:31

104

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Show that the subspace $U$ is $\phi^z$-invariant

Published on 15 Jul 2020 - 5:05

68

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A problem on invariant subspaces.

Published on 19 Jul 2020 - 3:03

97

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Hoffman Kunze problem 12 section6.4

Published on 20 Jul 2020 - 9:02

97

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Toeplitz Kernel Question

Published on 25 Mar 2026 - 14:18

843

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Why does $(Av)\cdot (Aw)=v\cdot w$ hold?

Published on 22 Jul 2020 - 4:48

145

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Complementary $T$-invariant subspace of some subspace of dimension of degree of nilpotency of the nilpotent operator $T$

Published on 26 Mar 2026 - 1:29

357

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Existence of a $T$-invariant subspace $W$ of $V$ that corresponds to the factor of the characteristic polynomial of $T$.

Published on 16 Sep 2016 - 11:50

75

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$V = V_1\oplus V_2\oplus....\oplus V_k$, show that $f V =f V_1\oplus f V_2\oplus...\oplus f V_k$.

Published on 22 Oct 2016 - 5:51

803

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matrix for cyclic subspace

Published on 24 Oct 2016 - 1:43

1.2k

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What's the point of invariant subspaces

Published on 26 Oct 2016 - 9:43

351

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Infinite-dimensional irreducible representations of countable abelian groups

Published on 09 Nov 2016 - 18:31

List Question

Question about $T-$cyclic subspace generated

Intersection between invariant curves for a map that coming from an autonomus vector field.

$Z(v,T) = 1 \iff v$ is engevector of $T$.

$W$ is a $T$-invariant subspace of $V$, prove a Jordan form of $T|_W$ contained the Jordan form of $T$.

Show that the subspace $U$ is $\phi^z$-invariant

A problem on invariant subspaces.

Hoffman Kunze problem 12 section6.4

Toeplitz Kernel Question

Why does $(Av)\cdot (Aw)=v\cdot w$ hold?

Complementary $T$-invariant subspace of some subspace of dimension of degree of nilpotency of the nilpotent operator $T$

Existence of a $T$-invariant subspace $W$ of $V$ that corresponds to the factor of the characteristic polynomial of $T$.

$V = V_1\oplus V_2\oplus....\oplus V_k$, show that $f V =f V_1\oplus f V_2\oplus...\oplus f V_k$.

matrix for cyclic subspace

What's the point of invariant subspaces

Infinite-dimensional irreducible representations of countable abelian groups

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