Inverse problems (Differential equations) 18 Numerical solutions 3 Hankel operators 2 Interpolation 2 Linear operators 2 Mathematics 2 Moment problems (Mathematics) 2 Schur functions 2 Toeplitz operators 2 Wiener-Hopf operators 2 Chemical kinetics 1 Continuum (Mathematics) 1 Decomposition (Mathematics) 1 Differential equations, Partial 1 Dynamics 1 Electric conductivity 1 Hyperspace 1 Improperly posed problems 1 Integral equations 1 Integral geometry 1 Inverse relationships (Mathematics) 1 MATHEMATICS / General 1 Mappings (Mathematics) 1 Mathematical models 1 Numerical analysis 1 Polarization (Electricity) 1 Set functions 1 Spectral theory (Mathematics) 1 Statistical methods 1 Strength of materials 1