70Gxx General models, approaches, and methods [See also 37-XX]
- 70G10 Generalized coordinates; event, impulse-energy, configuration, state, or phase space
- 70G40 Topological and differential-topological methods
- 70G45 Differential-geometric methods (tensors, connections, symplectic, Poisson, contact, Riemannian, nonholonomic, etc.) [See also 53Cxx, 53Dxx, 58Axx]
- 70G55 Algebraic geometry methods
- 70G60 Dynamical systems methods (1)
- 70G65 Symmetries, Lie-group and Lie-algebra methods
- 70G70 Functional-analytic methods
- 70G75 Variational methods
- 70G99 None of the above, but in this section