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Does vector $v$ lie in the Kernel of $A$ (Matrix)?

score 1.4k · Answer 1 · 2026-04-10 09:07:49

1.4k

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Does vector $v$ lie in the Kernel of $A$ (Matrix)?

Published on 10 Apr 2026 - 9:07

score 81 · Answer 2 · 2026-03-25 01:17:34

81

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Is $Tr( (A^{-1}B)^2 ) \leq Tr ( A^{-1}B )$ if $A \geq B \geq 0$

Published on 25 Mar 2026 - 1:17

score 36 · Answer 3 · 2026-04-12 16:49:45

36

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Inner Product on $\mathbb C^d$ Induces Hermitian Matrix

Published on 12 Apr 2026 - 16:49

score 2.2k · Answer 4 · 2026-04-12 04:42:13

2.2k

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Proving that a transformation is an isometry and find the projectivity which reperesents

Published on 12 Apr 2026 - 4:42

score 53 · Answer 5 · 2026-04-16 14:59:41

53

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Show that a dot product is defined on a certain vector space $P_2$

Published on 16 Apr 2026 - 14:59

score 626 · Answer 6 · 2026-04-13 14:04:43

626

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$A$ is unitary ($AA^=A^A=I$), upper-triangular, with positive diagonal entries, show that $A=I$.

Published on 13 Apr 2026 - 14:04

score 67 · Answer 7 · 2026-04-11 05:13:48

67

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Inner Products on $\mathbb C^d$ Are Equivalent

Published on 11 Apr 2026 - 5:13

score 179 · Answer 8 · 2026-04-16 07:50:43

179

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${\Lambda}_k(V)$ is spanned by a basis $\mathcal{B}$

Published on 16 Apr 2026 - 7:50

score 45 · Answer 9 · 2026-04-18 22:33:39

45

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whether we can give a unified expression of a special nilpotent matrix?

Published on 18 Apr 2026 - 22:33

score 79 · Answer 10 · 2026-04-12 18:42:13

79

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The rank of a linear transformation $A: E \longrightarrow F$ is the largest integer such that the pullback of A is not zero

Published on 12 Apr 2026 - 18:42

score 1.7k · Answer 11 · 2026-04-09 16:13:52

1.7k

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Finding Eigenvalues with Variable Matrix

Published on 09 Apr 2026 - 16:13

score 4.2k · Answer 12 · 2026-04-17 08:18:07

4.2k

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Finding all values of x such that the determinant is 0

Published on 17 Apr 2026 - 8:18

score 286 · Answer 13 · 2026-04-16 03:34:23

286

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prove list of polynomials is a spanning list

Published on 16 Apr 2026 - 3:34

score 206 · Answer 14 · 2026-04-13 04:12:58

206

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Is "cyclic endomorphism" a proper English mathematical wording?

Published on 13 Apr 2026 - 4:12

score 109 · Answer 15 · 2026-04-14 17:50:46

109

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A projectivity $\tau: \mathbb{CP^1} \to \mathbb{CP^1}$ such that $\tau(P_i)=Q_i$

Published on 14 Apr 2026 - 17:50

List Question

Does vector $v$ lie in the Kernel of $A$ (Matrix)?

Is $Tr( (A^{-1}B)^2 ) \leq Tr ( A^{-1}B )$ if $A \geq B \geq 0$

Inner Product on $\mathbb C^d$ Induces Hermitian Matrix

Proving that a transformation is an isometry and find the projectivity which reperesents

Show that a dot product is defined on a certain vector space $P_2$

$A$ is unitary ($AA^=A^A=I$), upper-triangular, with positive diagonal entries, show that $A=I$.

Inner Products on $\mathbb C^d$ Are Equivalent

${\Lambda}_k(V)$ is spanned by a basis $\mathcal{B}$

whether we can give a unified expression of a special nilpotent matrix?

The rank of a linear transformation $A: E \longrightarrow F$ is the largest integer such that the pullback of A is not zero

Finding Eigenvalues with Variable Matrix

Finding all values of x such that the determinant is 0

prove list of polynomials is a spanning list

Is "cyclic endomorphism" a proper English mathematical wording?

A projectivity $\tau: \mathbb{CP^1} \to \mathbb{CP^1}$ such that $\tau(P_i)=Q_i$

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