Systems of linear algebraic equations (SLAE)
Matrix calculus
Linear vector spaces (LVS)
Solvability of SLAE
Linear mappings of LVS
Linear, bilinear(, and multilinear) forms
Quadratic forms
Determinants
Scalar product, orthogonality of vectors
Orthogonal projections
Spectral analysis of square matrices
Matrix calculus
Linear vector spaces (LVS)
Solvability of SLAE
Linear mappings of LVS
Linear, bilinear(, and multilinear) forms
Quadratic forms
Determinants
Scalar product, orthogonality of vectors
Orthogonal projections
Spectral analysis of square matrices