Iterative methods (Mathematics) Numerical solutions 3 Boundary value problems 2 Data processing 2 Numerical analysis 2 Approximation theory 1 Congresses 1 Convergence 1 Equations 1 Equations, Simultaneous 1 Functional analysis 1 Geodesy 1 Grading and marking (Students) 1 Linear systems 1 Neutron flux 1 Neutron transport theory 1 Nuclear reactions 1 Operator equations 1 Operator equations, Nonlinear 1 Parallel processing (Electronic computers) 1 Perturbation (Mathematics) 1 Scaling laws (Statistical physics) 1 Structural analysis (Engineering) 1 Vector processing (Computer science) 1