| couplings.coupling.Coupling(name, system, ...) | Abstract base class for couplings. |
| couplings.couplingpointstructural.CouplingPointStructural(...) | Model of a point coupling between structural components. |
| couplings.couplinglinestructural.CouplingLineStructural(...) | Line coupling betweeen two structural subsystems. |
| couplings.couplingsurfaceacoustical.CouplingSurfaceAcoustical(...) | Coupling for cavity3D to cavity transmission. |
| couplings.couplingsurfaceacoustical.tau(f, ...) | Non-resonant transmission coefficient by Leppington et al (1987). |
| couplings.couplingsurfaceplateacoustical.CouplingSurfacePlateAcoustical(...) | A model describing the coupling between a plate and a cavity. |
| couplings.couplingsurfaceacousticalplate.CouplingSurfaceAcousticalPlate(...) | A model describing the coupling between a cavity and a plate. |