Differential equations 238 Ordinary Differential Equations Partial Differential Equations 103 Partial differential equations 103 Applied mathematics 61 Engineering mathematics 61 Dynamics 54 more ... Dynamical Systems and Ergodic Theory 51 Ergodic theory 51 Applications of Mathematics 45 Analysis 36 Analysis (Mathematics) 36 Mathematical analysis 36 Numerical analysis 32 Numerical Analysis 31 Mathematical and Computational Engineering 28 Mathematical physics 28 Computer mathematics 21 Operator Theory 21 Operator theory 21 Biomathematics 20 Functional Analysis 20 Functional analysis 20 Physics 20 System theory 19 Systems Theory, Control 18 Integral Equations 17 Integral equations 17 Difference and Functional Equations 16 Difference equations 16 less ...