from .regions import Boundary, MaterialRegion, Output
from .acoustics import Acoustic1D, Acoustic2D, Acoustic3DAxi, AcousticMaterial
from .nonlinear_acoustics import IdealGas1D, Acoustic2ndOrder1D, AcousticMaterial2ndOrder
from .thermal import Thermal1D, Thermal2D, Thermal3DAxi, ThermalMaterial
from .electrostatics import Electrostatic1D, Electrostatic2D, ElectrostaticMaterial
from .gfx import Animator1D, Animator2D
