Demos
These demos illustrate DOLFINx usage. Starting with Poisson equation is recommended.
PDEs (introductory)
PDEs (advanced)
- Mixed formulation for the Poisson equation
- Stokes equations using Taylor-Hood elements
- Divergence conforming discontinuous Galerkin method for the Navier–Stokes equations
- Elasticity using algebraic multigrid
- Cahn-Hilliard equation
- Static condensation of linear elasticity
- Biharmonic equation
- Solving PDEs with different scalar (float) types
- Matrix-free conjugate gradient solver for the Poisson equation
Nonlinear problems
Mesh generation
Interpolation, IO and visualisation
Advanced iterative solvers
User-defined and advanced finite elements
List of all demos
- Poisson equation
- Biharmonic equation
- Cahn-Hilliard equation
- Stokes equations using Taylor-Hood elements
- Elasticity using algebraic multigrid
- Mesh generation with Gmsh
- Helmholtz equation
- Static condensation of linear elasticity
- Visualization with PyVista
- Interpolation and IO
- Solving PDEs with different scalar (float) types
- Variants of Lagrange elements
- Creating TNT elements using Basix’s custom element interface
- Electromagnetic scattering from a wire with scattering boundary conditions
- Electromagnetic scattering from a wire with perfectly matched layer condition
- Electromagnetic modal analysis for a waveguide
- Electromagnetic scattering from a sphere (axisymmetric)
- Divergence conforming discontinuous Galerkin method for the Navier–Stokes equations
- Mixed formulation for the Poisson equation