Mathematical physics Mathematics 34 Physics 18 Data processing 15 Geometry, Differential 13 Quantum theory 13 Distribution (Probability theory) 10 Engineering mathematics 10 Nonlinear theories 10 Numerical solutions 8 Quantum field theory 8 Differential equations 7 Quantum groups 7 Boundary value problems 6 Differential equations, Partial 6 Differentiable dynamical systems 5 Fractals 5 Integral equations 5 Mathematical analysis 5 Mathematical models 5 Numerical analysis 5 Differential equations, Nonlinear 4 Differential equations, partial 4 Dynamics 4 Geometry 4 Group theory 4 Hamiltonian systems 4 Operator theory 4 Condensed matter 3 Geometry, Algebraic 3