Probabilities 90 Differential equations 63 Differential equations, Partial 62 Geometry, Algebraic 52 Numerical solutions 42 Categories (Mathematics) 41 Geometry, Differential 40 Representations of groups 39 Banach spaces 38 Homology theory 37 Harmonic analysis 36 Lie groups 36 Potential theory (Mathematics) 35 Stochastic processes 34 Measure theory 33 Mathematical analysis 32 Functional analysis 30 Group theory 30 Algebraic topology 29 Homotopy theory 29 Differentiable dynamical systems 28 Number theory 28 Analytic functions 27 Singularities (Mathematics) 27 Approximation theory 25 Manifolds (Mathematics) 25 Numerical analysis 24 Boundary value problems 23 Mathematics 23 Functions of complex variables 22