Matrices Algebras, Linear 3 Algebraic spaces 2 Rings (Algebra) 2 Triangular operator algebras 2 Vector spaces 2 Abelian groups 1 Activity programs 1 Algebra 1 Boolean matrices 1 Commutative rings 1 Data processing 1 Eigenvalues 1 Linear models (Statistics) 1 Linear operators 1 Linear systems 1 Mappings (Mathematics) 1 Mathematical statistics 1 Mathematics 1 Operator theory 1 Outlines, syllabi, etc 1 Perturbation (Mathematics) 1 Problems, exercises, etc 1 R-matrices 1 Spectral theory (Mathematics) 1 Study and teaching (Secondary) 1 Symmetric matrices 1 Tensor products 1 Triangularization (Mathematics) 1 Values 1