List questions from matrices

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prove that for any nonsingular matrix $A$ there exist $X$ such that $X^2=A$

Published on 25 Mar 2026 - 9:26

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What does $x^TAx$?

Published on 16 Mar 2018 - 1:14

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Visualizing vectors in matrices

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Showing that coefficients form a Hermitian positive matrix

Published on 25 Mar 2026 - 17:24

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What is the geometrical meaning of the theorem?

Published on 27 Mar 2026 - 15:44

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Intersection of two planes on a line

Published on 16 Mar 2018 - 13:48

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If the null space of $T_2$ is a subspace of the range of $T_1$, deduce three linearly independent vectors in the null space of $T_2 \circ T_1$

Published on 28 Mar 2026 - 6:41

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Number of 4x4 matrices such sum of all rows and columns is zero.

Published on 05 Apr 2026 - 21:30

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Matricies Problem

Published on 16 Mar 2018 - 18:39

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How many vectors in a set to make a basis?

Published on 26 Mar 2026 - 20:39

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The impact of minor change in matrix inverse on $A A^{-1}$

Published on 25 Mar 2026 - 8:12

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Ky Fan's inequality about the eigenvalues

Published on 27 Mar 2026 - 20:13

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Rank of a rectangle partitioned matrix with sub-matrices are diagonal matrices

Published on 25 Mar 2026 - 1:16

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Upper triangular matrices (Solving)

Published on 16 Mar 2018 - 21:32

List Question

Two nodes consensus network and its phase plot

prove that for any nonsingular matrix $A$ there exist $X$ such that $X^2=A$

What does $x^TAx$?

Visualizing vectors in matrices

Showing that coefficients form a Hermitian positive matrix

What is the geometrical meaning of the theorem?

Intersection of two planes on a line

If the null space of $T_2$ is a subspace of the range of $T_1$, deduce three linearly independent vectors in the null space of $T_2 \circ T_1$

Number of 4x4 matrices such sum of all rows and columns is zero.

Matricies Problem

How many vectors in a set to make a basis?

The impact of minor change in matrix inverse on $A A^{-1}$

Ky Fan's inequality about the eigenvalues

Rank of a rectangle partitioned matrix with sub-matrices are diagonal matrices

Upper triangular matrices (Solving)

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