The terminology of orthogonal matrix vs. orthonormal matrix
130282
Why is an orthogonal matrix called orthogonal?
78648
Find an orthonormal basis for the subspace of $\mathbb R^4$
81825
Orthogonality of sine and cosine integrals.
141917
Rademacher functions form an orthonormal system but not an orthonormal basis
18205
Orthogonal Projection
119662
understanding projection matrices
35625
Direct sum of orthogonal subspaces
154628
What should we understand from the definition of orthogonality in inner product spaces other than $\mathbb R^n$?
59477
Density of orthogonal matrices with rational coefficients
86086
I am confused about the kernel of a matrix and the "kernel"
36064
How many $3 \times 3$ integer matrices are orthogonal?
29230
Orthogonality of Hermite functions
37794
Proving the two given vectors are orthogonal
18012
Eigenvectors of real symmetric matrices are orthogonal
129345
Name for matrices with orthogonal (not necessarily orthonormal) rows
79737
Characterization of two-step 2x2 stochastic matrices
29408
Get Eigensystem to return orthogonal eigenvectors for Hermitian matrix