List questions from determinant

Published on 15 Apr 2026 - 13:40

154

Views

Proof of $det(A+B)=detA + <$Cof$A,B> + <A,$Cof$B> + detB$

Published on 13 Apr 2026 - 6:19

1.5k

Views

How to generalize the determinant as function

Published on 12 Apr 2026 - 15:45

226

Views

Problem of determinant when $A^{-1}+B^{-1}=(A+B)^{-1}$

Published on 16 Apr 2026 - 11:47

241

Views

Diagonalizable matrices

Published on 13 Apr 2026 - 20:38

329

Views

Maximal dimension of a vector space of square matrices in which every nonzero matrix is invertible

Published on 15 Apr 2026 - 9:51

580

Views

Positive determinant of a symmetric matrix

Published on 11 Apr 2026 - 21:17

4.7k

Views

$Tr(A^2)=Tr(A^3)=Tr(A^4)$ then find $Tr(A)$

Published on 12 Apr 2026 - 15:44

1k

Views

determinant of symmetric matrix with zeros in diagonal is even

Published on 14 Apr 2026 - 13:11

459

Views

Nonnegative determinant of a symmetric matrix

Published on 14 Apr 2026 - 17:58

54

Views

Is there a way to "fill out" a $n\times n$ matrix so that the determinant is the same as an$ m\times m$ matrix with $m < n$?

Published on 15 Apr 2026 - 19:07

98

Views

Symmetric matrix with nonnegative determinant

Published on 13 Apr 2026 - 9:28

13.6k

Views

Finding the determinant of a 4x4 matrix quickly

Published on 16 Apr 2026 - 2:45

5.1k

Views

How to prove matrix $A$ is invertible $\iff$ $\lambda=0$ is not an eigenvalue of $A$?

Published on 07 Apr 2026 - 23:15

142

Views

Product matrix and induction

Published on 14 Apr 2026 - 1:14

List Question

Sufficient condition on rank of a matrix

Proof of $det(A+B)=detA + <$Cof$A,B> + <A,$Cof$B> + detB$

How to generalize the determinant as function

Problem of determinant when $A^{-1}+B^{-1}=(A+B)^{-1}$

Diagonalizable matrices

Maximal dimension of a vector space of square matrices in which every nonzero matrix is invertible

Positive determinant of a symmetric matrix

$Tr(A^2)=Tr(A^3)=Tr(A^4)$ then find $Tr(A)$

determinant of symmetric matrix with zeros in diagonal is even

Nonnegative determinant of a symmetric matrix

Is there a way to "fill out" a $n\times n$ matrix so that the determinant is the same as an$ m\times m$ matrix with $m < n$?

Symmetric matrix with nonnegative determinant

Finding the determinant of a 4x4 matrix quickly

How to prove matrix $A$ is invertible $\iff$ $\lambda=0$ is not an eigenvalue of $A$?

Product matrix and induction

Trending Questions

Popular # Hahtags

Popular Questions