Differential equations, Partial 274 Mathematics 196 Partial Differential Equations 145 Mathematical physics 49 Numerical analysis 45 Differential equations 42 Engineering mathematics 40 Numerical solutions 39 Computer science 35 Physics 34 MATHEMATICS 33 Numerical Analysis 31 Ordinary Differential Equations 31 Applied mathematics 30 Probabilities 30 Functional analysis 29 Mathematical models 28 Probability Theory and Stochastic Processes 28 Functional Analysis 27 Mathematical Applications in the Physical Sciences 23 Dynamics 22 Engineering 21 Applications of Mathematics 19 Calculus of variations 19 Computational Mathematics and Numerical Analysis 19 Calculus 18 Calculus of Variations and Optimal Control; Optimization 18 Dynamical Systems and Ergodic Theory 17 Ergodic theory 17 Harmonic analysis 17