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34B24 - Sturm-Liouville theory [MSC 2020] |
35-XX - Partial differential equations [MSC 2020] |
35J05 - Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation [MSC 2020] |
35P25 - Scattering theory for PDEs [MSC 2020] |
35R30 - Inverse problems for PDEs [MSC 2020] |
65J10 - Numerical solutions to equations with linear operators [MSC 2020] |
65J15 - Numerical solutions to equations with nonlinear operators [MSC 2020] |
65J20 - Numerical solutions of ill-posed problems in abstract spaces; regularization [MSC 2020] |