Matrices 105 Data processing 15 Structural analysis (Engineering) 9 Sparse matrices 6 Algebras, Linear 5 Design and construction 4 Determinants 4 Programming (Mathematics) 4 Stability 4 Transformations (Mathematics) 4 Vector analysis 4 Vibration 4 Airplanes 3 Decision making 3 Electric networks 3 Linear programming 3 Mathematical physics 3 Set theory 3 Statistical methods 3 System analysis 3 Calculus of tensors 2 Computer programs 2 Database management 2 Econometric models 2 Elastic solids 2 Electric machinery 2 Electric network analysis 2 Electronics 2 Environmental impact statements 2 Finite element method 2