Isometries in Euclidean SpacesExplores isometries in Euclidean spaces, including translations, rotations, and linear symmetries, with a focus on matrices.
Orthogonal Base ChangeExplores orthogonal base change in linear algebra, focusing on matrices and transformations.
Principal Axes TheoremExplains the Principal Axes Theorem for symmetric matrices and quadratic forms, showing the existence of orthogonal matrices for diagonalization.
Linear Algebra ReviewCovers the basics of linear algebra, including matrix operations and singular value decomposition.