Asymptotic expansions Approximation theory 3 Differential equations 2 Functions, Special 2 Numerical solutions 2 Applied mathematics 1 Asymptotic theory 1 Data processing 1 Divergent series 1 Eigenvalues 1 Entropy (Information theory) 1 Functions, Entire 1 Integral equations 1 Integrals 1 MATHEMATICS / Algebra / Abstract 1 Microlocal analysis 1 Multivariate analysis 1 Nonstandard mathematical analysis 1 Numerical analysis 1 Random walks (Mathematics) 1 Spectral theory (Mathematics) 1 Statistical hypothesis testing 1 Transformations (Mathematics) 1