Question

Solve the matrix equation $X ^ 3 = A$, with $X \in M_2(\mathbb{R})$ and given $A$.

score 564 · Answer 1 · 2020-05-09 10:31:22

564

Views

Solve the matrix equation $X ^ 3 = A$, with $X \in M_2(\mathbb{R})$ and given $A$.

Published on 09 May 2020 - 10:31

score 55 · Answer 2 · 2020-05-10 14:21:43

55

Views

Finding the decision boundary function for a very basic neural network

Published on 10 May 2020 - 14:21

score 92 · Answer 3 · 2020-05-10 22:19:38

92

Views

With a given matrix $A \in M_3(\mathbb{R})$ show that $A^{2009} + A^{2008} = 2 ^{2008} (A + I_3)$.

Published on 10 May 2020 - 22:19

score 76 · Answer 4 · 2020-05-11 12:11:11

76

Views

Eigenvalues of a square matrix are the roots of a polynomial.

Published on 11 May 2020 - 12:11

score 31 · Answer 5 · 2020-05-11 14:51:01

31

Views

Word for matrices with following property

Published on 11 May 2020 - 14:51

score 324 · Answer 6 · 2020-05-12 05:36:15

324

Views

Solving a linear matrix ODE

Published on 12 May 2020 - 5:36

score 78 · Answer 7 · 2026-04-02 20:30:17

78

Views

Taylor-formular for Matrices

Published on 02 Apr 2026 - 20:30

score 40 · Answer 8 · 2026-03-29 11:09:28

40

Views

Expressing rows in terms of other rows in a matrix

Published on 29 Mar 2026 - 11:09

score 28 · Answer 9 · 2020-05-15 18:50:18

28

Views

What is Wrong with the Solution to this Discrete Dynamical System?

Published on 15 May 2020 - 18:50

score 108 · Answer 10 · 2020-05-15 20:26:09

108

Views

If there exists $E$ and $F$ square matrices such that $EA=B$ and $FB=A$, then there exists invertible matrix $G$ such that $GA=B$?

Published on 15 May 2020 - 20:26

score 70 · Answer 11 · 2026-04-02 20:36:17

70

Views

Show that $p^T \Sigma^{-1} p \leq k^2$ is equivalent to $w^Tpp^Tw \leq k^2 w^T \Sigma w$

Published on 02 Apr 2026 - 20:36

score 93 · Answer 12 · 2026-04-02 22:13:07

93

Views

How to write the first term of Taylor expansion for a function matrix?

Published on 02 Apr 2026 - 22:13

score 603 · Answer 13 · 2026-03-28 03:32:57

603

Views

What does $[T]_{\cal BB}$ mean?

Published on 28 Mar 2026 - 3:32

score 61 · Answer 14 · 2026-03-29 12:40:18

61

Views

Comparison of two least-squares optimization problems

Published on 29 Mar 2026 - 12:40

score 703 · Answer 15 · 2026-03-25 11:12:29

703

Views

Does a square matrix satisfy only its characteristic equation?

Published on 25 Mar 2026 - 11:12

List Question

Solve the matrix equation $X ^ 3 = A$, with $X \in M_2(\mathbb{R})$ and given $A$.

Finding the decision boundary function for a very basic neural network

With a given matrix $A \in M_3(\mathbb{R})$ show that $A^{2009} + A^{2008} = 2 ^{2008} (A + I_3)$.

Eigenvalues of a square matrix are the roots of a polynomial.

Word for matrices with following property

Solving a linear matrix ODE

Taylor-formular for Matrices

Expressing rows in terms of other rows in a matrix

What is Wrong with the Solution to this Discrete Dynamical System?

If there exists $E$ and $F$ square matrices such that $EA=B$ and $FB=A$, then there exists invertible matrix $G$ such that $GA=B$?

Show that $p^T \Sigma^{-1} p \leq k^2$ is equivalent to $w^Tpp^Tw \leq k^2 w^T \Sigma w$

How to write the first term of Taylor expansion for a function matrix?

What does $[T]_{\cal BB}$ mean?

Comparison of two least-squares optimization problems

Does a square matrix satisfy only its characteristic equation?

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