List questions from orthogonal-matrices

Published on 07 Nov 2016 - 5:53

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Elements of the indefinite orthogonal group that leave invariant a positive definite symmetric bilinear form

Published on 26 Mar 2026 - 16:07

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Find the rotation/reflection angle for orthogonal matrix A

Published on 11 Nov 2016 - 4:17

642

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(2n+1) Orthogonal Matrix with determinant 1 has at least one unit eigenvalue

Published on 17 Nov 2016 - 4:01

224

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If matrix A is orthogonal, show that transpose of A is equal to the inverse of A

Published on 18 Nov 2016 - 16:38

968

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When do Eigenvalues of $Q^TAQ$ and $A$ coincide?

Published on 29 Nov 2016 - 12:56

2.1k

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How many $3 \times 3$ integer matrices are orthogonal?

Published on 01 Dec 2016 - 11:18

309

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there exists an orthogonal transformation such that

Published on 01 Dec 2016 - 17:37

46

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Hatcher Statements about $O(n)$

Published on 02 Dec 2016 - 21:25

635

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Number of $3 \times 3$ matrices with integer entries such that $AA^t$ is the identity matrix

Published on 04 Dec 2016 - 3:10

15.9k

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Find a basis of W⊥

Published on 05 Dec 2016 - 22:17

344

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Question on the orthogonal matrix.

Published on 08 Dec 2016 - 21:08

147

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Prove : Matrix is orthogonal after transformation

Published on 12 Dec 2016 - 19:30

584

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Orthogonal Block Matrix, the relation between the block Matrices.

Published on 13 Dec 2016 - 8:45

34

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Question about reflection+orthogonality

Published on 25 Mar 2026 - 19:00

List Question

find an orthogonal basis for the space of solutions of the following equations

Elements of the indefinite orthogonal group that leave invariant a positive definite symmetric bilinear form

Find the rotation/reflection angle for orthogonal matrix A

(2n+1) Orthogonal Matrix with determinant 1 has at least one unit eigenvalue

If matrix A is orthogonal, show that transpose of A is equal to the inverse of A

When do Eigenvalues of $Q^TAQ$ and $A$ coincide?

How many $3 \times 3$ integer matrices are orthogonal?

there exists an orthogonal transformation such that

Hatcher Statements about $O(n)$

Number of $3 \times 3$ matrices with integer entries such that $AA^t$ is the identity matrix

Find a basis of W⊥

Question on the orthogonal matrix.

Prove : Matrix is orthogonal after transformation

Orthogonal Block Matrix, the relation between the block Matrices.

Question about reflection+orthogonality

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