Orthogonality Courses

Matrix Methods
University of Minnesota via Coursera

Fundamentos de Álgebra Lineal
IEST – ANÁHUAC TAMPICO via Miríadax

Linear Algebra IV: Orthogonality & Symmetric Matrices and the SVD
Georgia Institute of Technology via edX

Become a Linear Algebra Master
Udemy

Fundamentos de Álgebra Lineal
Universidad Anáhuac via edX

Linear Algebra
NPTEL via YouTube

Advanced Matrix Theory and Linear Algebra for Engineers
NPTEL via YouTube

Mastering Linear Algebra: An Introduction with Applications
The Great Courses Plus

Linear Algebra
YouTube

Orthogonality
YouTube